ADDING and SUBTRACTING decimals

Front

What is the result of subtracting 3.072 from 17.345?

Back

14.273

Front

If Paige grew 4.62 cm in the first year and 7.7 cm in the second year, how much did she grow altogether?

Back

12.32 cm

Front

What is 9.43 minus 3.34?

Back

6.09

Front

Calculate 0.835 - 0.423.

Back

0.412

Front

What is the result of 500 minus 491.6?

Back

8.4

Front

What is the definition of decimals?

Back

Decimals are a way of representing fractions in a base-10 system, using a decimal point to separate the whole number from the fractional part.

Front

How do you align decimals when adding or subtracting?

Back

When adding or subtracting decimals, align the numbers by the decimal point to ensure that the digits in each place value are correctly positioned.

Front

What is the importance of place value in decimal operations?

Back

Place value determines the value of each digit in a number, which is crucial for accurate addition and subtraction of decimals.

Front

What is the process for adding decimals?

Back

To add decimals, align the numbers by the decimal point, add the digits starting from the rightmost side, and carry over if necessary.

Front

What is the process for subtracting decimals?

Back

To subtract decimals, align the numbers by the decimal point, subtract the digits starting from the rightmost side, and borrow if necessary.