Adding and Subtracting Decimals

Front

What is the result of 42.1 - 6.9?

Back

35.2

Front

What is 102 - 50.5?

Back

51.5

Front

What is 79 + 15.7?

Back

94.7

Front

What is 39.9 + 11.67?

Back

51.57

Front

What is 84.79 + 34.45?

Back

119.24

Front

Define decimals.

Back

Decimals are numbers that have a whole number part and a fractional part, separated by a decimal point.

Front

What does it mean to add decimals?

Back

Adding decimals means combining two or more decimal numbers to find their total.

Front

What does it mean to subtract decimals?

Back

Subtracting decimals means finding the difference between two decimal numbers.

Front

How do you align decimals when adding or subtracting?

Back

You align the decimal points vertically before performing the operation.

Front

What is the importance of place value in decimals?

Back

Place value helps us understand the value of each digit in a decimal number.