2-Digit Mental Math

Front

Subtract using mental math: 62 - 20 = ?

Back

42

Front

Add using mental math: 45 + 24 = ?

Back

69

Front

Add using mental math: 35 + 14 = ?

Back

49

Front

Subtract using mental math: 75 - 25 = ?

Back

50

Front

Add using mental math: 50 + 25 = ?

Back

75

Front

What is mental math?

Back

Mental math is doing calculations in your head without using paper or a calculator.

Front

What is the sum of two numbers?

Back

The sum is the result of adding two or more numbers together.

Front

What is the difference in subtraction?

Back

The difference is the result of subtracting one number from another.

Front

If you add 10 to 30, what do you get?

Back

40

Front

If you subtract 15 from 60, what do you get?

Back

45