Adding and Subtracting Decimals

Front

What is the sum of 13.42 and 42.13?

Back

55.55

Front

What is 500 minus 491.6?

Back

8.4

Front

Find the sum: 2.98 + 5.3 = ____

Back

8.28

Front

In the number 23.45, what digit is in the ones place?

Back

3

Front

What is the sum of 20.529 and 19.48?

Back

40.009

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

Front

How do you align decimals when adding or subtracting?

Back

You align the numbers by their decimal points.

Front

What is the value of the digit 5 in the number 45.67?

Back

5 is in the tenths place, representing 0.5.

Front

What is the difference between 10.5 and 2.3?

Back

8.2

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.