Counting On to Add (2 digit + 1 digit, within 100)

Front

29 + 7

Back

36

Front

63 + 8

Back

71

Front

92 + 8

Back

100

Front

62 + 10

Back

72

Front

27 + 9

Back

36

Front

What is counting on?

Back

Counting on is a strategy used in addition where you start with a number and count up to find the total.

Front

What is the sum of two numbers?

Back

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

Front

What does it mean to add?

Back

To add means to combine two or more quantities to find a total.

Front

What is a two-digit number?

Back

A two-digit number is a number that has two places, such as 10 to 99.

Front

What is a one-digit number?

Back

A one-digit number is a number that has only one place, such as 0 to 9.