1-Step Equations, Positive Numbers

adding 1-step equations

100

The inverse operation of addition? 

What is subtraction?

100

8 + b = 12

b = 4

100

c + 11 = 14

c = 3

100

5 + d = 7

d = 2

100

e + 7 = 18 

e = 11

100

17 + f = 23

f = 6

100

g + 21 = 30

g = 9

subtracting 1-step equations

100

The inverse operation of subtraction.

What is addition? 

100

8 - b = 3

b = 5

100

c - 13 = 11

c = 24

100

32 - d = 13

d = 19

100

e - 32= 9

e = 41

100

31 - f = 25

f = 6

100

g - 14 = 24

g = 38

multiplying 1-step equations

100

The inverse operation of multiplication. 

What is division? 

100

24 = 4b

b = 6

100

6c = 36

c = 6

100

45 = 5d

d = 9

100

8e = 48

e = 6

100

91 = 9f

f = 9

100

8g = 72

g = 9

dividing 1-step equations

100

The inverse operation of division.  

What is multiplication? 

100

36 / b = 4

b = 9

100

c / 6 = 8

c = 48

100

60 / d = 10 

d = 6

100

e / 9 = 6

e = 54

100

72 / f = 8

f = 9

100

g / 9 = 9

g = 81

Vocabulary

100

The sum of 25 and 4.

29

100

The difference of 25 and 4.

21

100

The product of 25 and 4.

100

100

The quotient of 24 and 4.

6

100

The square root of 4.

2

100

The square root of 9.

3

100

The square root of 25.

5