December Homework Review Page 2

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified value, such as the nearest ten or hundred.

Front

What is the nearest ten to 725?

Back

730

Front

What is the sum of 523 and 475?

Back

998

Front

What is the difference between 682 and 397?

Back

285

Front

What is the sum of 389 and 585?

Back

974

Front

If 46 + d = 78, what is d?

Back

d = 32

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals along its length.

Front

What is a place value?

Back

Place value is the value of a digit based on its position in a number.