Adding and Subtracting decimals

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part.

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 value of 0.1 in fractions?

Back

0.1 is equal to 1/10.

Front

What does 'thousandths' mean?

Back

Thousandths refer to the third place to the right of the decimal point. For example, 0.001 is one thousandth.

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

What is 1.03 + 0.008?

Back

1.038

Front

What is 2 thousandths + 9 ones 5 thousandths?

Back

9.007 (nine and seven thousandths).

Front

What is 1 thousandth + 2 thousandths?

Back

3 thousandths (0.003).

Front

What is 6 tenths + 3 thousandths?

Back

603 thousandths (0.603).

Front

What is 9 thousandths - 4 thousandths?

Back

5 thousandths (0.005).