Download Math Worksheet Number Sense 4 1.25 20 18.55 49 35 49.98 50

115
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Name:__________________________
Date ______________
Number Sense
N4.1.2 Order and compare whole numbers and decimals to two decimal places.
4
35
1.25
20
18.55
49
49.98
50
6.75
8.20
N4.1.3 Round whole numbers through the millions, to the nearest ten, hundred,
thousand, ten thousand, or hundred-thousand.
Instructions: Round to the nearest ten.
1.
88
2.
356
3.
1,993
4.
25,009
5.
999,345
5.
1,999,345
5.
1,999,345
5.
5,889,345
Instructions: Round to the nearest hundred.
1.
388
2.
3, 356
3.
9,093
4.
625,509
Instructions: Round to the nearest thousand.
1
2,088
2.
4,956
3.11,093
4.
525,759
Instructions: Round to the nearest ten thousand.
1.10,088
2.
58,356
3.
909,993
4.
1,025,009
Instructions: Round to the nearest hundred thousand.
1. 800,088 2. 356,900
3. 1,099,993 4. 7,025,009
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5.
4,979,345
1
115
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Date ______________
N4.1.5a Explain/understand fraction as part of a whole, parts of a set, or a
division of a whole number by a whole number.
Instructions: Write in fraction form, the shaded (grey) part of each
picture compared to its whole.
3.
1.
=
=
4.
=
2.
=
5.
=
N4.1.5b Explain equivalents of the fractions
1.
6
8 =
4.
3
=
4
7.
4
=
5
1
2
3
4
8
6
2.
9
12
4
4
8
6
5.
1
2
4
10
16
20
8.
3
6 =
1
=
2
1
=
7
10.
10
=
20
0
1
2
4
6
6
3
3.
4
12
6
12
1
4
6.
3
21
7
1
3
12
9.
8
10 =
3
=
9
12
16 =
1
2
8
5
4
5
1
2
9
3
1
3
1
2
3
4
8
2
1
2
4
5
20
10
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115
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Date ______________
N4.1.8 Demonstrate knowledge of negative numbers on a number line, in counting, in
temperature, and in “owing”.
Plot the following numbers on the number line.
5
-40
-5
-30
-12
-20
38
-10
-2
15
0
-25
10
19
20
-36
-41
30
40
Use the thermometer to answer the questions below.
11. When Cody went to bed the temperature was 32 degrees. It
dropped 10 degrees by 6:00 am when he woke up.
What was the temperature when Cody got up?
90
80
70
12. Frances checked the weather report for Oslo, Norway.
12. Frances checked the weather report for Oslo, Norway.
On Monday,
the temperature was -10. It dropped
On Monday, the temperature was -10. It dropped 5
5 degrees on
Tuesday.
What was
the
temperature
in in Oslo
degrees
on Tuesday.
What
was
the temperature
Oslo on Tuesday
?
on Tuesday?
60
13. Water begins to freeze at zero degrees Celsius.
30
The water temperature of Taylor’s pool is 32 degrees
Celsius. How many degrees will it need to drop before
13. Water begins to freeze at zero degrees Celsius. The water
it begins
to freeze?
50
40
20
10
temperature of Taylor’s pool was 32 degrees Celsius last
week. This week the temperature is 17 degrees Celsius.
14. Which temperature
is colder,
How many degrees
will it need to drop before
-13 degrees
orto-23
degrees?
it begins
freeze?
- 10
15. The temperature this morning was -10 degrees. It rose
- 20
20 degrees at noon then dropped 25 degrees by midnight.
Which
temperature
colder, -13 degrees or -23 degrees?
What is14.the
temperature
at is
midnight?
- 30
0
- 40
15. The temperature this morning was -10 degrees. It rose
20 degrees at noon then dropped 25 degrees by midnight.
What is the temperature at midnight?
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- 50
- 60
3
115
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Name:__________________________
Date ______________
N4.2.1 Compute the sum or difference of whole numbers and positive
decimals to two places.
1.
2.3
2
1.57 +
3.
2.09
4.
+ 23.4 =
+
5.08 =
.25 =
16.31 + 25.25 =
5.
145.50 +
8.50 =
6.
.36
–
.24 =
7.
2.78
–
1.88 =
8.
15.06 –
4.18 =
9.
28.00 – 19.01 =
10.
519.50 – 21.49 =
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Date
______________
N4.3.1 Demonstrate and use standard algorithms for the addition and subtraction
of multi-digit numbers.
o Write down “set-up” problem from the given written expression and find
the answer. (See example on left)
Example problem:
Compute the
sum of 1,809 and
709.
Show your work:
1,809
+ 709
2,518
1. Add 562 to
599.
2. Add 69 to
1,072.
3. Compute the
sum of 678 and 78.
Show your work:
Show your work:
Show your work:
6. Subtract 98
from 708.
7.. Subtract 475
from 1,258.
Show your work:
Show your work:
4. What is the
sum of 1,248 and
262?
5. Find the sum
of 1,450 and
2,550.
Show your work:
Show your work:
8. Compute the
difference between
522 and 43.
Show your work:
9. What is the
difference between
1,096 and 906?
10. Find the difference
between 1,299 and 3,000.
Show your work:
Show your work:
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116
Math Worksheet
Name:__________________________
Date ______________
N 4.3.3 Multiply a multi-digit number by a two-digit number.
1.
4.
436
x14
2.
867
x36
634
x27
564
x28
3.
734
x58
5.
N 4.3.4 Divide a multi-digit number by a one-digit number with remainders.
1.
4
47
4.
3
569
5
2.
5.
8
546
3.
7
685
7859
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Date ______________
N4.4.1 List factors of whole numbers.
Instructions: List the factors for the following whole number1.
3
2.
6
3.
12
4.
15
5.
24
6.
29
7.
36
8.
45
9.
48
10. 63
____
Algebra and Functions
A4.1.1 Use letters or other symbols to stand for any number in simple expressions/equations.
Instructions #1 - #5: Evaluate each expression if n = 3.
1.
13 + n =
2.
4.
n + 52 =
10 x n =
5.
3.
10 - n =
8.
21 +
n÷1=
Instructions #6 - #10: Evaluate each expression.
6.
45 + 5 = a
a=
7.
9.
x + 12 = 24
x=
5 x n = 45
n=
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⌂ = 122
⌂=
10.
÷ 10 = 5
=
7
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Name:__________________________
Date ______________
A4.1.2 Solve mathematical expressions that use parentheses using correct order of
operation.
1.
4 x (6 + 3) =
2.
52 – (10 + 3) =
3.
10 – (5 x 2) =
4.
(10 x 2) - 5 =
5.
36 ÷ (15 – 9) =
6.
13 + (9 x 2) =
7.
(9 ÷ 1) x 9 =
8.
81 ÷ (3 + 2 + 4) =
9
(4 + 8) – (3 + 2) =
10.
(4 x 2) + (3 x 6) =
A4.1.3 Write in parentheses in given problems to indicate correct order of operation.
1.
6+6-2=
2.
4x3+8=
3.
24 – 12 x 2 =
4.
24 ÷ 2 + 12 =
5.
4+4x4=
6.
15 – 45 ÷ 9 =
7.
2x8–3x2=
8.
81 ÷ 9 x 3 =
9.
5 x 10 x 2 =
10.
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36 ÷ 6 + 3 x 2 =
8
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Date ______________
Mathematical Reasoning
R4.1.2 Determine when and how to break a problem into simpler parts when presented with
single and multi-step problem solving.
Class work can be used to assess this objective –
see 4th Grade California Mathematics, published by Scott Foresman.
Problems that address this objective are found on pages
57, 131, 145, 176, 177, 276, 277, 360, 361.
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