Emily's baby brother spends 7/8 of his day sleeping.How many hours does his baby brother sleep?

24 hours = 1 day

How do you think you can solve this problem?

The answer will be 21

Yes. 21.

To calculate how many hours Emily's baby brother sleeps, we need to find the product of the fraction 7/8 and the total number of hours in a day.

To convert the fraction 7/8 to a decimal, we divide 7 by 8: 7 ÷ 8 = 0.875.

Now, we multiply the decimal value by the total number of hours in a day, typically 24 hours: 0.875 × 24 = 21 hours.

Therefore, Emily's baby brother sleeps for approximately 21 hours.