Operations on whole numbers

Front

The number 12 is ____.

Back

even

Front

Add. Then choose even or odd: 4 + 2 = ?

Back

even

Front

How do you know this crayon is an odd number?

Back

The crayon does not have a pair.

Front

What are Odd numbers?

Back

Numbers ending with 1, 3, 5, 7 or 9

Front

What number is this? (2)

Back

two

Front

What is an even number?

Back

A number that can be divided by 2 without leaving a remainder.

Front

What is the sum of 3 and 5?

Back

8 (even)

Front

What is the sum of 1 and 2?

Back

3 (odd)

Front

Is 10 an even number?

Back

Yes, because it can be divided by 2.

Front

Is 7 an odd number?

Back

Yes, because it cannot be paired.