Fraction Test Fraction Estimation and Rounding

Question 1

Which is the best estimate for 4/9 + 3/7?

Accepted Answer

About 1

Answer

About 1/2

Answer

About 1 1/2

Answer

About 2

Question 2

Is 7/8 closer to 0, 1/2, or 1?

Accepted Answer

1

Answer

1/2

Answer

0

Answer

It is exactly between 1/2 and 1

Question 3

Estimate: 11/12 − 1/9 ≈ ?

Accepted Answer

About 3/4

Answer

About 1/2

Answer

About 1

Answer

About 1/4

Question 4

A recipe uses about 5/8 cup of milk. You estimate you'll need about how much for 4 batches?

Accepted Answer

About 2 1/2 cups

Answer

About 2 cups

Answer

About 3 cups

Answer

About 4 cups

Question 5

Which fraction is approximately equal to 0.33?

Accepted Answer

1/3

Answer

1/4

Answer

1/5

Answer

2/5

Question 6

A student estimates 9/10 + 1/11 ≈ 1. Is this a reasonable estimate?

Accepted Answer

Yes, because 9/10 ≈ 1 and 1/11 ≈ 0

Answer

No, because the sum is much larger

Answer

No, because the sum is much smaller

Answer

Only if the fractions have the same denominator