In this lesson, we will learn how to use rounding and compatible numbers to estimate the result of dividing a decimal by a whole number or a decimal.

Q1:

Daniel believed the solution of 5.25𝑚=26.95 would be slightly larger than 6. Is his estimate correct?

Q2:

Calculate the following to the nearest tenth: 126.95÷20.

Q3:

Noah wants to lose 35.23 lb. If he loses 5.26 pounds per week, about how many weeks does he need?

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