Converting Decimals to Fractions

The video tutorial from Mumu Math and Science explains how to convert the decimal number 975,000 into a fraction. It begins by placing the decimal over one, then moves the decimal three places to the right in both the numerator and denominator, resulting in 975 over 1,000. The fraction is then simplified by dividing both the numerator and denominator by 25, yielding the final fraction of 39 over 40. The video concludes by confirming that the fraction cannot be reduced further.

What is the first step in converting 975,000 into a fraction?

• Add three zeros to the numerator

• Place the decimal over one

• Divide by 10

• Multiply by 1000

How do you remove the decimal from 975,000?

• Move the decimal three places to the right

• Divide by 100

• Move the decimal two places to the left

• Add three zeros to the numerator

What adjustment is made to the denominator when the decimal is moved in the numerator?

• Multiply by 10

• Divide by 1000

• Add three zeros

• Subtract three zeros

What is the greatest common divisor used to simplify 975/1000?

• 15

• 50

• 10

• 25

What is the simplified fraction of 975,000?

• 975/1000

• 25/40

• 39/40

• 39/50