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 answer directly below the other decimal points.

Front

What is the sum of 86.04 and 4.04?

Back

90.08

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 7.9 - 3.47?

Back

4.43

Front

What does rounding mean?

Back

Rounding means adjusting a number to make it simpler but keeping its value close to what it was.

Front

How do you round 26.541 to the nearest whole number?

Back

27.00

Front

What is the difference between 50 and 8.32?

Back

41.68

Front

What is the sum of 1.70 and 4.65?

Back

6.35

Front

What is the place value of the digit 4 in 4.04?

Back

The place value of the digit 4 in 4.04 is in the ones place.