6th: Topic 4 Review 4.1-4.5

Addition Equations

100

25 + y = 32

y = 7

200

150 = e + 42

108 = e

300

h + 3 5/8 = 7 1/4

h = 3 5/8

400

k + 24.75 = 36.12

k = 11.37

500

2 2/3 + y = 4 1/4

y = 1 7/12

Subtraction Equations

100

g - 8 = 25

g = 33

200

30 = m - 18

48 = m

300

17.9 - r = 12.8

r = 5.1

400

x - 4/8 = 4 1/4

x = 4 3/4

500

a - 4 3/8 = 2 1/2

a = 6 7/8

Multiplication Equations

100

34 = 17b

2 = b

200

8x = 64

x = 8

300

14t = 73.5

t = 5.25

400

12m = 19.2

m = 1.6

500

7/10c = 4 1/5

c = 6

Division Equations

100

x ÷ 20 = 120

x = 2,400

200

29 = k ÷ 5

145 = k

300

w/3 = 9

w = 27

400

k ÷ 15 = 8 1/3

k = 125

500

9 1/12 = k/9

k = 81 3/4

Miscellaneous

100

7 1/9 = 2 4/5 + m

m = 4 14/45

200

k - 6 3/8 = 4 6/7

k = 11 13/56

300

9.6 = 1.6y

6 = y

400

m ÷ 3.54 = 1.5

m = 5.31

500

4.5h - 1.26h = 19.44

h = 6