Decimals Addition and Subtraction

Front

What is a decimal?

Back

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

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 sum directly below the other decimal points.

Front

What is the result of adding 3.25 and 2.75?

Back

6

Front

Find the sum of 4.6 and 1.2.

Back

5.8

Front

Determine the result of adding 5.8 and 3.14.

Back

9.94

Front

Calculate the sum of 0.75 and 0.25.

Back

1

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 difference directly below the other decimal points.

Front

Find the result of subtracting 9.8 from 12.5.

Back

2.7

Front

What is the importance of aligning decimal points in addition and subtraction?

Back

Aligning decimal points ensures that each digit is in the correct place value, which is crucial for accurate calculations.

Front

What is the sum of 0.5 and 0.3?

Back

0.8