ADDING and SUBTRACTING decimals

Front

What is a decimal?

Back

A decimal is a number that has a whole part and a fractional part, separated by a decimal point. For example, 0.75 is a decimal.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the value of 0.5 + 0.3?

Back

0.5 + 0.3 = 0.8

Front

What is the value of 1.2 - 0.7?

Back

1.2 - 0.7 = 0.5

Front

What does 'tenths' mean in decimals?

Back

Tenths are the first place to the right of the decimal point. For example, in 0.6, the 6 is in the tenths place.

Front

What is the value of 14 tenths?

Back

14 tenths is equal to 1.4.

Front

What is the value of 3.3 + 4.9?

Back

3.3 + 4.9 = 8.2

Front

If KG walks 1.529 miles to Target, how far does she walk round trip?

Back

KG walks 3.058 miles round trip (1.529 miles to Target and 1.529 miles back).

Front

What is the value of 0.835 - 0.423?

Back

0.835 - 0.423 = 0.412