Inverse Operations
Addition Equations
Multiplication Equations
Subtraction Equations
Division Equations
100

This is the inverse operation of addition.

What is subtraction?

100

x+5=10

What is 5?

100

5x=15

What is 3?


100

x-7=13

What is 20?

100

x/5=10

What is 50?

200

This is the inverse operation of subtraction.

What is addition?

200

25+x=54

What is 29?

200

7x=91

What is 13?

200

r-80=10

What is 90?

200

s/2=12

What is 24?

300

This is the inverse operation of multiplication

What is division?

300

P+89=120

What is 31?

300

42x=126

What is 3?

300

E-12=67

What is 79?

300

y/7=13

What is 91?

400

This is the inverse operation of division.

What is multiplication?

400
178=x+72

What is 106?

400

88x=880

What is 10?

400

35=x-147

What is 182?

400

c/20=4

What is 80?

500

y+675=1002

What is 327

500

1245x=3735

What is 3?

500

p-235=453

What is 688?

500

u/13=8

What is 104?

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