Worksheet: Estimating Sums, Differences, Products, and Quotients of Proper Fractions

Practice

In this worksheet, we will practice estimating the sums, differences, products, and quotients of proper fractions.

Q1:

Estimate 5 6 ÷ 7 8 by rounding each fraction to the nearest half.

  • A 1 2
  • B0
  • C2
  • D1

Q2:

If we estimate fractions by rounding to the nearest half, which of the following pairs of fractions have an estimated difference of 1 2 and an estimated product of 1 2 ?

  • A 1 0 1 1 , 1 1 0
  • B 1 1 0 , 1 3
  • C 1 8 , 6 7
  • D 9 1 1 , 4 9
  • E 1 3 , 1 6

Q3:

Estimate 2 5 ÷ 5 1 2 by rounding each fraction to the nearest half.

  • A0
  • B 1 2
  • C2
  • D1

Q4:

Estimate 3 5 ÷ 2 3 by rounding each fraction to the nearest half.

  • A0
  • B 1 2
  • C2
  • D1

Q5:

Estimate 7 1 1 ÷ 3 7 by rounding each fraction to the nearest half.

  • A0
  • B 1 2
  • C2
  • D1

Q6:

12 pounds of oatmeal are going to be packaged in bags that hold 3 5 9 pounds each. By rounding to whole numbers, estimate the number of bags that will be used.

  • A2
  • B4
  • C48
  • D3
  • E16

Q7:

By rounding each term to a whole number, estimate 5 4 5 ÷ 2 1 2 .

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