Operations with Decimals

Front

What is the result of 43.68 - 40.67?

Back

3.01

Front

What is 20.72 ÷ 8?

Back

2.59

Front

Calculate 16.25 × 1.3.

Back

21.125

Front

What is 9 - 5.2?

Back

3.8

Front

What is 20 + 5.89?

Back

25.89

Front

Define 'decimal'.

Back

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

Front

What does it mean to 'add decimals'?

Back

Adding decimals involves aligning the decimal points and adding the numbers as you would with whole numbers.

Front

Explain how to subtract decimals.

Back

To subtract decimals, align the decimal points and subtract as you would with whole numbers, borrowing if necessary.

Front

What is the process for multiplying decimals?

Back

Multiply the numbers as if they were whole numbers, then count the total number of decimal places in both factors and place the decimal in the product.

Front

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, then move the decimal point in the dividend the same number of places.