Basic Operations and Inverse Functions

Front

What is the result of the operation: x - 32 = 49?

Back

x = 81

Front

What is the result of the operation: -10 + 4?

Back

-6

Front

If you spend $40 on 5 pounds of concrete, what is the unit rate in dollars per pound?

Back

$8 per pound

Front

What is the area of a rectangle with a length of 3 cm and a width of 4 cm?

Back

12 cm²

Front

What is the inverse operation of multiplication?

Back

Division

Front

What is the result of the operation: 15 + 9?

Back

24

Front

What is the result of the operation: 50 - 20?

Back

30

Front

What is the result of the operation: 8 × 7?

Back

56

Front

What is the result of the operation: 100 ÷ 4?

Back

25

Front

What is the inverse operation of addition?

Back

Subtraction