Plus & Minus 10 within 100

Front

What is 27 + 10?

Back

37

Front

What is 71 + 10?

Back

81

Front

What is 43 - 10?

Back

33

Front

What is 93 - 10?

Back

83

Front

What is 66 - 10?

Back

56

Front

What does 'plus' mean in math?

Back

To add a number.

Front

What does 'minus' mean in math?

Back

To subtract a number.

Front

What is the result of adding 10 to a number?

Back

The number increases by 10.

Front

What is the result of subtracting 10 from a number?

Back

The number decreases by 10.

Front

If you have 50 and add 10, how much do you have?

Back

60