Download Variables and Expressions Crossword

 DATE
NAME
Variables and Expressions Crossword
Write the clues for the crossword.
1
a
l
g
e
c
b
e
o
r
v
n
a
a
s
i
t
c
2
3
v
a
r
i
a
b
l
4
l
6
h
o
u
5
r
f
l
y
r
c
o
e
f
f
i
t
e
a
a
n
x
t
t
t
p
e
f
r
e
8
a
c
i
e
7
n
t
t
e
r
m
s
s
i
o
n
Across:Down:
COPYRIGHT © 2015 JUMP MATH: TO BE COPIED. CC EDITION
3. 1.
6. 2.
7. 4.
8. 5.
Blackline Master — Expressions and Equations — Teacher’s Guide for AP Book 8.1
E-79
DATE
NAME
E-80
5−x
x−5
Add 5 to x.
Multiply x by 5.
5÷x
x−6
Add 8 to x.
Multiply x by 8.
5x
x−8
Divide 5 by x.
Subtract 5 from x.
6−x
x+5
Divide 6 by x.
Subtract 6 from x.
6÷x
x+8
Divide 8 by x.
Subtract 8 from x.
8−x
x÷5
Divide x by 5.
Subtract x from 5.
8÷x
x÷6
Divide x by 6.
Subtract x from 6.
8x
x÷8
Divide x by 8.
Subtract x from 8.
Blackline Master — Expressions and Equations — Teacher’s Guide for AP Book 8.1
COPYRIGHT © 2015 JUMP MATH: TO BE COPIED. CC EDITION
Writing Expressions with Variables
DATE
NAME
Evaluating Expressions with Fractions, Decimals,
and Negative Numbers
1. Evaluate the expression. Write your answer as a mixed number or proper fraction.
 2
a) 3  
 7 
d)
14
− 2 5
3
4
b) 4  
c)
+3
 5 
9
 2
e)
2   + 4
 3 
 1
f) 4 3  − 2
 3 
2. Evaluate the expression. Write your answer as a decimal.
a)3.64 + 13
b) 9.1 − 3
c) 7(0.5)
d)2(7.3)
e)5(1.9) − 7
f) 5(5.71) + 9
a)9(−6)
b)
−2 + 5
c) −5(−8)
d)6(−7) + 2
e) −3(−8) − 9
f) −10(−2.5) + (−40)
4. Evaluate the expression.

3
a) −5 8 −  
5
−9
b) + (−2) 3
c)
COPYRIGHT © 2015 JUMP MATH: TO BE COPIED. CC EDITION
3. Evaluate the expression.
−6
− (−7)
−2
Blackline Master — Expressions and Equations — Teacher’s Guide for AP Book 8.1
E-81
DATE
NAME
E-82
Start
I have x ÷ 11.
Who has 6 less than a number?
Who has the sum of a number and 8?
I have x − 6.
I have x + 8.
Who has the product of a number and 3?
Who has a number multiplied by 7?
I have 3x.
I have 7x.
Who has a number divided by 12?
Who has a number times 10?
I have x ÷ 12.
I have 10x.
Who has a number increased by 13?
Who has two more than a number?
I have x + 13.
I have x + 2.
Who has twice as many as a number?
Who has a number divided by 4?
I have 2x.
I have x ÷ 4.
Who has a number decreased by 4?
Who has a number reduced by 11?
I have x − 4.
I have x − 11.
Who has a number divided by 9?
Who has 1 less than 6 times a number?
Blackline Master — Expressions and Equations — Teacher’s Guide for AP Book 8.1
COPYRIGHT © 2015 JUMP MATH: TO BE COPIED. CC EDITION
I Have , Who Has ? (1)
DATE
NAME
I Have , Who Has ? (2)
I have x ÷ 9.
Who has a number decreased by 14?
Who has 9 less than the product
of a number and 12?
I have x − 14.
I have 12x − 9.
Who has a number increased by 15?
Who has 4 more than 3 times a number?
I have x + 15.
I have 3x + 4.
Who has 10 divided into a number?
Who has 4 less than 5 times a number?
I have x ÷ 10.
Who has five times a number?
I have 5x.
Who has one more than a number?
I have x + 1.
COPYRIGHT © 2015 JUMP MATH: TO BE COPIED. CC EDITION
I have 6x − 1.
I have 5x − 4.
Who has the product of a number and 13,
increased by 4?
I have 13x + 4.
Who has a number reduced by 2,
then multiplied by 8?
I have 8(x − 2).
Who has 3 divided into a number?
Who has a number increased by 3,
then divided by 2?
I have x ÷ 3.
I have (x + 3) ÷ 2.
Who has the product of 8 and a number?
Who has 3 times 4 more than a number?
I have 8x.
I have 3(x + 4).
Who has a number divided by 11?
END
Blackline Master — Expressions and Equations — Teacher’s Guide for AP Book 8.1
E-83