Download 2 - Hopkinton Public Schools

Seaside
Math Puzzles
Printable Math Puzzles and
Math Brain Teasers
by Games 4 Learning
www.teacherspayteachers.com
© Teresa Evans 2012
Games 4 Learning
www.teacherspayteachers.com
©Teresa Evans 2012
1
contents
Beach Values
Use the equations to find the value of the beach things 3
Sea Creature Values
Use the equations to find the value of the creatures
4
What’s My Favorite Number?
Each creature has clues for their favorite number
6
Clam Challenges
Four Clams present four different challenges
8
Underwater Tag
Who will ‘tag’ who? Color the multiples to find out
10
Make My Number
Make the number using only the given numbers
12
Starfish Equations
Put back the digits that the starfish have hidden
14
Going Fishing
Go fishing for the fish that add to the given amounts
16
Twenty-Seven
Find the pathway that totals 27 in each of the mazes
18
Brain Teasers
6 Sea themed Brain Teasers
20
Pathways
Find 9 different possible pathways
24
Copyright © 2012 Teresa Evans
Updated 2013
Games 4 Learning
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All rights reserved by author.
Permission to copy for single classroom use only.
Electronic distribution limited to single classroom use only.
Not for public display.
Graphics by
© KPM Doodles
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© Amy Alvis
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©Teresa Evans 2012
2
Beach Values
Calculate the value of each of the beach things below by using the equations as clues.
1. If
and
+
+
= 19
+
+
= 23
what is the value of each?
2. If
and
+
_____
+
+
+
+
and
+
+
what is the value of each?
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= 11
= 17
what is the value of each?
3. If
_____
_____
+
_____
= 16
+
= 11
____
©Teresa Evans 2012
____
3
Sea Creature Values
Calculate the value of each of the beach things below by using the equations as clues.
+
= 48
+
+
= 52
what is the value of each?
_____
1. If
and
2. If
and
+
+
+
+
+
+
+
+
+
what is the value of each?
3. If
and
+
+
+
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= 39
= 45
_____
+
what is the value of each?
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_____
_____
= 47
+
____
©Teresa Evans 2012
= 56
____
4
Beach Values Answer Key
1.
2.
__9__
__1__
3.
__7_
__5__
__8__
_2__
Sea Creature Values Answer Key
1.
__11__
2.
__9__
3.
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__17_
__15__
__12__
_13__
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©Teresa Evans 2012
5
What’s My Favorite Number?
Each sea creature has a favorite number. Read the clues and work out their number.
It is smaller than 50.
The sum of the digits is 5.
It is even.
It is divisible by 8.
Answer _____
It is less than 100.
It is even.
It is a multiple of 3 and 5.
The sum of my digits is an
even number.
Answer _____
It is between 30 and 50.
It is an even number.
It is not divisible by 4 or 6.
Both of its digits are even
numbers.
Answer _____
If you divide it by 5 and
then take away 3, the
answer will be 4.
Answer _____
The sum of its digits is 10. It
is an odd number.
It is smaller than 90 and
larger than 60.
Answer _____
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6
What’s My Favorite Number?
Answer Key
Answer __32__
Answer __60__
Answer __46__
Answer __35__
Answer __73__
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©Teresa Evans 2012
7
Clam Challenges
The clams each have a challenge for you. Use the box to work out your answers and
record your solution.
Use the numbers
from 1 – 10 to form
pairs with the
following totals – 6,
8, 11, 12 and 18.
Find two numbers
with a sum of 43
and a difference
of 9.
How many times
would you write the
digit 9, if you wrote all
of the numbers from 1
– 100?
Find 3 consecutive
numbers that add
to 45.
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©Teresa Evans 2012
8
Clam Challenges Answer Key
The clams each have a challenge for you. Use the box to work out your answers and
record your solution.
Use the numbers
from 1 – 10 to form
pairs with the
following totals – 6,
8, 11, 12 and 18.
Find two numbers
with a sum of 43
and a difference
of 9.
How many times
would you write the
digit 9, if you wrote all
of the numbers from 1
– 100?
Find 3 consecutive
numbers that add
to 45.
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1 and 5
2 and 6
4 and 7
3 and 9
8 and 10
17 and 26
20 times 9, 19, 29, 39, 49, 59, 69, 79, 89, 90,
91, 92, 93, 94, 95, 96, 97, 98, 99
14, 15, 16
©Teresa Evans 2012
9
Underwater Tag
The sea creatures are playing tag. Shark is ‘it’. Color the multiples of 4 to find out who
shark tags first.
4 12 36 17 30 3 31 27
29 37 8 18 5 13 21 7
27 32 40 35 9
6 29 34
13 12 14 15 41 24 20 28
26 16 39 7 11 28 11 20
5 44 32 16 38 48 10 36
25 19 42 24 22 8 33 44
37 47 23 20 12 40 21 16
Crab is playing tag with the starfish. Color the multiples of 7 to find out which starfish
crab tags first.
7 35 13 6 28 70 27 34
18 28 27 64 49 37 35 23
20 14 56 42 21 24 63 54
2 37 36 4 52 8 49 32
58 16 13 22 44 62 35 48
30 50 40 42 28 56 21 39
59 18 60 70 25 38 67 12
42 21 14 63 46 10 26 68
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©Teresa Evans 2012
10
Underwater Tag Answer Key
The sea creatures are playing tag. Shark is ‘it’. Color the multiples of 4 to find out who
shark tags first.
4 12 36 17 30 3 31 27
29 37 8 18 5 13 21 7
27 32 40 35 9
6 29 34
13 12 14 15 41 24 20 28
26 16 39 7 11 28 11 20
5 44 32 16 38 48 10 36
25 19 42 24 22 8 33 44
37 47 23 20 12 40 21 16
Crab is playing tag with the starfish. Color the multiples of 7 to find out which starfish
crab tags first.
7 35 13 6 28 70 27 34
18 28 27 64 49 37 35 23
20 14 56 42 21 24 63 54
2 37 36 4 52 8 49 32
58 16 13 22 44 62 35 48
30 50 40 42 28 56 21 39
59 18 60 70 25 38 67 12
42 21 14 63 46 10 26 68
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©Teresa Evans 2012
11
Make My Number
Make the number at the start of the row by using only the 2 numbers shown.
The first one is done to show you how.
11
Use 2’s and 3’s to make 11. Answer -
1
2 and
3
3’s
13
Use 3’s and 5’s to make 13. Answer - ____ 3’s and ____ 5’s
16
Use 3’s and 7’s to make 16. Answer - ____ 3’s and ____ 7’s
19
Use 5’s and 7’s to make 19. Answer - ____ 5’s and ____ 7’s
20
Use 3’s and 7’s to make 20. Answer - ____ 3’s and ____ 7’s
23
Use 5’s and 8’s to make 23. Answer - ____ 5’s and ____ 8’s
25
Use 3’s and 4’s to make 25. Answer - ____ 3’s and ____ 4’s
26
Use 4’s and 9’s to make 26. Answer - ____ 4’s and ____ 9’s
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©Teresa Evans 2012
12
Make My Number Answer Key
Make the number at the start of the row by using only the 2 numbers shown.
The first one is done to show you how.
One possible solution is given for each.
11
Use 2’s and 3’s to make 11. Answer -
1
2 and
3
3’s
13
Use 3’s and 5’s to make 13. Answer - _1__ 3’s and __2_ 5’s
16
Use 3’s and 7’s to make 16. Answer - __3_ 3’s and __1_ 7’s
19
Use 5’s and 7’s to make 19. Answer - __1_ 5’s and __2_ 7’s
20
Use 3’s and 7’s to make 20. Answer - __2_ 3’s and __2_ 7’s
23
Use 5’s and 8’s to make 23. Answer - __3_ 5’s and __1_ 8’s
25
Use 3’s and 4’s to make 25. Answer - __3_ 3’s and __4_ 4’s
26
Use 4’s and 9’s to make 26. Answer - __2_ 4’s and __2_ 9’s
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©Teresa Evans 2012
13
Starfish Equations
Starfish has taken the digits from each equation. Can you replace the digits to make a
true equation?
9
7
6
1
9
__ + __ = __ __
4
1
3
8
6
9
1
3
2
8
1
2
__ + __ = __ __
2
1
1
__ + __ __ = __ __
2
6
__ + __ __ = __ __
5
8
2
4
__ __ + __ = __ __
7
2
5
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__ __ + __ = __ __
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©Teresa Evans 2012
14
Starfish Equations Answer Key
Starfish has taken the digits from each equation. Can you replace the digits to make a
true equation?
One possible solution is provided for each.
9
7
6
1
9
_7_ + _9_ = _1_ _6_
4
1
3
8
6
9
1
3
2
8
1
2
_4_ + _9_ = _1_ _3_
2
1
_6_ + _1_ _2_ = _1_ _8_
1
2
6
_9_ + _1_ _6_ = _2_ _5_
5
8
2
_2_ _8_ + _4_ = _3_ _2_
4
7
2
5
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_1_ _5_ + _7_ = _2_ _2_
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©Teresa Evans 2012
15
Going Fishing
15
9
27
13
22
17
8
5
Each fish has a number value. Use the fish above to answer the following.
1. Find 2 fish with a total of 23. ________________________
2. Find 2 fish with a total of 31. ________________________
3. Find 2 fish with a total of 44. ________________________
4. Find 3 fish with a total of 35. ________________________
5. Find 3 fish with a total of 45. ________________________
6. Find 3 fish with a total of 41. ________________________
7. Find 3 fish with a total of 48. ________________________
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©Teresa Evans 2012
16
Going Fishing Answer Key
One possible solution is given for each. There may be other possible solutions.
15
9
27
13
22
17
8
5
Each fish has a number value. Use the fish above to answer the following.
1. Find 2 fish with a total of 23. ____8, 15___________
2. Find 2 fish with a total of 31. ____9, 22___________
3. Find 2 fish with a total of 44. ____17, 27___________
4. Find 3 fish with a total of 35. ____17, 13, 5_________
5. Find 3 fish with a total of 45. ____8, 15, 22___________
6. Find 3 fish with a total of 41. ____9, 15, 17___________
7. Find 3 fish with a total of 48. ____8, 13, 27___________
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©Teresa Evans 2012
17
Twenty-Seven
Fish is going to visit jellyfish. Find the correct
pathway that goes through the maze. The pathway
must add up to twenty-seven.
2
6
5
1
6
7
6
2
8
5
2
9
4
5
7
3
3
7
4
9
4
1
3
Whale is going to visit turtle. Find the correct
pathway that goes through the maze. The
pathway must add up to twenty-seven.
3
5
3
4
6
1
3
3
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4
5
6
9
7
2
6
5
2
8
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1
6
1
3
2
©Teresa Evans 2012
18
Twenty-Seven Answer Key
Fish is going to visit jellyfish. Find the correct
pathway that goes through the maze. The pathway
must add up to twenty-seven.
2
6
5
1
6
7
6
2
8
2
2
9
4
5
7
3
3
7
4
9
4
1
3
Whale is going to visit turtle. Find the correct
pathway that goes through the maze. The
pathway must add up to twenty-seven.
3
5
3
4
6
1
3
3
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4
5
6
9
7
2
6
5
2
8
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1
6
1
3
2
©Teresa Evans 2012
19
Brain Teasers
Racing in the Sea
Turtle, Crab, Seahorse and Jellyfish are in a race.
Jellyfish finished just behind Turtle.
Seahorse finished in front of Crab.
Crab was in front of Turtle.
In what order did they finish the race?
Answer _________________________________________
Fish Tank
There are sixty-three fish in the tide pool.
Some of them are gold and the rest are green.
If there are 2 gold fish for every green fish, how many green fish
are in the tide pool?
Answer _________________________________________
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20
Brain Teasers
Sailor Sam’s Pet
Sailor Sam is allowed to have only two pets and he wants to have
two different types of animal. Sam can choose from a crab, a turtle,
a fish, a seahorse and a clam.
How many different pet combinations could he have?
Example - crab and turtle
Answer _________________________________________
Fishing Days
Tom went fishing on Thursday, Friday and Saturday. On Thursday
he caught twice as many fish as he did on Friday. On Saturday he
caught half as many as he did on Friday. He caught 14 fish
altogether. How many did he catch on Saturday?
Answer _________________________________________
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21
Brain Teasers
Starfish and Shells
I have found some shells and starfish on the beach. I have 3 times
as many shells as I have starfish. If I have 32 shells and starfish
altogether, how many shells do I have?
Answer _________________________________________
Fishing Holiday
Suzie went fishing every day that she was on holidays.
On her first day she caught 1 fish. Each day she caught twice as
many fish as the previous day. Which is the first day that she
catches over 40 fish?
Answer _________________________________________
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22
Brain Teasers Answer Key
Racing in the Sea
Answer _______Seahorse, Crab, Turtle, Jellyfish________
Fish Tank
Answer _______twenty-one___________________
Sailor Sam’s Pet
Answer _______ten different combinations_______
Fishing Days
Answer __two on Saturday (4 on Friday and 8 on Thursday)_
Starfish and Shells
Answer __24 shells____________________________
Fishing Holiday
Answer __7 th day____________________________
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23
Pathways
Whale is going to visit Turtle. One possible pathway
has been draw for you. Can you draw 9 more different
paths from Whale to Turtle? Each pathway must be the
same length.
.
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24
Pathways Answer Key
10 different paths as shown
A
A
B
A
A
B
A
B
A
B
A
B
A
B
A
B
B
A
B
B
I hope you and the children enjoy
these seaside math puzzles.
More Summer Fun and Math Games
are available at
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25