Adding 10 to a 2-digit number

Front

What is the result of adding 10 to a two-digit number?

Back

To add 10 to a two-digit number, simply increase the tens digit by 1, while keeping the units digit the same.

Front

What is 10 + 27?

Back

37

Front

What is 71 + 10?

Back

81

Front

What is 85 + 10?

Back

95

Front

What is 10 + 88?

Back

98

Front

What is 16 + 10?

Back

26

Front

How do you add 10 to a number ending in 7?

Back

When adding 10 to a number ending in 7, the result will end in 7 and the tens digit will increase by 1.

Front

What happens to the units digit when adding 10 to any number?

Back

The units digit remains unchanged when adding 10 to any number.

Front

If you add 10 to 99, what is the result?

Back

The result is 109, which is a three-digit number.

Front

What is the pattern when adding 10 to numbers in the 80s?

Back

When adding 10 to numbers in the 80s, the result will always be in the 90s.