Fraction Test Fraction Estimation and Rounding 2

Question 1

Estimate 3/8 + 7/12 to the nearest half.

Accepted Answer

About 1

Answer

3/8 ≈ 1/2 and 7/12 ≈ 1/2, so the estimated sum is about 1.

Question 2

Which is the best estimate for 5/6 × 4?

Accepted Answer

About 3 1/3

Answer

5/6 ≈ 1, so 5/6 × 4 ≈ 4; but the actual answer is 20/6 ≈ 3.33, making 3 1/3 the best estimate.

Question 3

Round 7/5 to the nearest whole number.

Accepted Answer

1

Answer

7/5 = 1.4, which rounds to 1 as the nearest whole number.

Question 4

A board measures 5 7/8 feet. When rounded to the nearest whole foot, how long is it?

Accepted Answer

6 feet

Answer

5 7/8 = 5.875, which rounds up to 6 feet.

Question 5

Is 13/14 closest to 0, 1/2, or 1?

Accepted Answer

1

Answer

13/14 ≈ 0.929, which is closest to 1.

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