Quiz about Adding/Subtracting Fractions and Mixed Numbers Assessment

Question 1

Jerry swam $$\frac{1}{2}$$ mile on Monday. On Wednesday, he swam $$\frac{3}{8}$$ mile. How many miles did Jerry swim in all?

Accepted Answer

The sum would be $$\frac{7}{8}$$ , because $$\frac{4}{8}+\frac{3}{8}=\frac{7}{8}$$

Answer

The sum would be $$\frac{4}{10}$$ , because

$$\frac{1}{2}+\frac{3}{8}=\frac{4}{10}$$

Answer

The difference would be $$\frac{1}{8}$$ , because

$$\frac{4}{8}-\frac{3}{8}=\frac{1}{8}$$

Answer

The difference would be $$\frac{2}{6}$$ , because

$$\frac{3}{8}-\frac{1}{2}=\frac{2}{6}$$

Question 2

Tim and Al are making a tower. They are each building separate sections. Tim's section $$\frac{7}{8}$$ foot tall, and Al's section is $$\frac{1}{2}$$ foot tall. How tall will the tower be when they join the sections?

Accepted Answer

$$1\ \frac{3}{8}$$ foot tall

Answer

1 foot tall

Answer

$$\frac{3}{8}$$ foot tall

Answer

$$\frac{12}{8}$$ foot tall

Question 3

A grasshopper is $$1\ \frac{1}{2}$$ inches long. A ladybug is $$\frac{5}{8}$$ inches long. How much longer is the grasshopper than the ladybug?

Accepted Answer

$$\frac{7}{8}$$ inch

Answer

$$\frac{6}{8}$$ inch

Answer

$$\frac{1}{4}$$ inch

Answer

$$2\ \frac{1}{8}$$ inches

Question 4

Jon worked $$3\ \frac{1}{4}$$ hours on his project on Sunday and $$1\ \frac{1}{6}$$ hours on Monday. How much time did he spend in all?

Accepted Answer

$$4\ \frac{5}{12}$$ hours

Answer

$$5\ \frac{1}{4}$$ hours

Answer

$$4\ \frac{1}{3}$$ hours

Answer

$$3\ \frac{7}{12}$$ hours

Question 5

What is the sum in simplest form?

$$4\ \frac{2}{3}+3\ \frac{7}{12}=$$

Accepted Answer

$$8\ \frac{1}{4}$$

Answer

$$\frac{45}{36}$$

Answer

$$8\ \frac{9}{36}$$

Answer

$$7\ \frac{1}{4}$$

Question 6

Stacey had 2 cakes for her party. She had $$\frac{1}{8}$$ of a cake left after the party. How much cake was eaten at her party?

Accepted Answer

$$1\ \frac{7}{8}$$ cakes was eaten

Answer

$$\frac{7}{8}$$ cakes was eaten

Answer

$$1\ \frac{1}{8}$$ cakes was eaten

Answer

$$\frac{1}{8}$$ cakes was eaten

Question 7

Find the difference.

$$7\ \frac{1}{12}-2\ \frac{1}{6}=$$

Accepted Answer

$$4\ \frac{11}{12}$$

Answer

$$5\ \frac{1}{12}$$

Answer

$$5\ \frac{11}{12}$$

Answer

$$4\ \frac{60}{72}$$

Question 8

Find the difference.

$$6\ \frac{3}{5}-\frac{1}{10}=$$

Accepted Answer

$$6\ \frac{1}{2}$$

Answer

$$6\ \frac{7}{10}$$

Answer

$$\frac{25}{50}$$

Answer

$$\frac{1}{2}$$

Question 9

Dad bought $$5\ \frac{1}{4}$$ kilograms of trail mix and ate $$2\ \frac{1}{2}$$ kg before lunch. How much trail mix was left?

Accepted Answer

$$2\ \frac{3}{4}$$ kilograms

Answer

$$3\ \frac{3}{4}$$ kilograms

Answer

$$4\ \frac{3}{4}$$ kilograms

Answer

$$7\ \frac{6}{8}$$ kilograms

Question 10

Katie walked her dog $$1\ \frac{7}{10}$$ miles on Tuesday and $$\frac{3}{5}$$ mile on Thursday. How much farther did she walk her dog on Tuesday than on Thursday?

Accepted Answer

$$1\ \frac{1}{10}$$ miles

Answer

$$\frac{1}{10}$$ mile

Answer

$$\frac{5}{50}$$ mile

Answer

$$\frac{4}{5}$$ mile

Question 11

John says that $$\frac{1}{2}+\frac{1}{6}=\frac{2}{8}$$ . Is he correct?

Accepted Answer

No, he is not correct. You have to find a common denominator before adding. The correct answer should be $$\frac{2}{3}$$ .

Answer

Yes, he is correct because you just add the numerators and then add the denominators.

Answer

No, he is not correct because it is not in simplest form. The correct answer should be $$\frac{1}{4}$$ .

Answer

No, he is not correct. You should add the numerators and multiply the denominators. The correct answer should be $$\frac{2}{12}=\frac{1}{6}$$ .

Question 12

Susie rode on her bicycle $$\frac{6}{10}$$ mile to her friend's house. She then rode $$\frac{1}{2}$$ mile to the park. How far did she ride in all?

Accepted Answer

She rode $$1\ \frac{1}{10}$$ miles.

Answer

She rode $$\frac{3}{10}$$ mile.

Answer

She rode $$\frac{7}{12}$$ mile.

Answer

She rode $$\frac{1}{10}$$ mile.

Question 13

Find the difference.

$$5-2\ \frac{1}{4}=$$

Accepted Answer

$$2\ \frac{3}{4}$$

Answer

$$3\ \frac{1}{4}$$

Answer

$$2\ \frac{1}{4}$$

Answer

$$3\ \frac{3}{4}$$

Question 14

Stacey spent $$2\ \frac{1}{2}$$ hours reading on Saturday. She spent $$\frac{3}{4}$$ hours reading on Sunday. How many hours did she spend reading this weekend?

Accepted Answer

$$3\ \frac{1}{4}$$ hours

Answer

$$1\ \frac{1}{4}$$ hours

Answer

$$1\ \frac{2}{8}$$ hours

Answer

$$2\ \frac{1}{4}$$ hours

Question 15

A recipe calls for $$2\ \frac{1}{4}$$ cups of walnuts and $$3\ \frac{3}{8}$$ cups of pecans. How many cups of nuts are needed for this recipe?

Accepted Answer

The recipe will need $$5\ \frac{5}{8}$$ cups of nuts.

Answer

The recipe will need $$5\ \frac{1}{3}$$ cups of nuts.

Answer

The recipe will need $$6$$ cups of nuts.

Answer

The recipe will need $$4\ \frac{20}{32}$$ cups of nuts.

Question 16

Rosa is making a peach pie that uses $$\frac{3}{8}$$ cup of flour and $$2\ \frac{1}{2}$$ cups of peaches. How many total cups of flour and peaches will Rosa use?

Accepted Answer

$$2\frac{7}{8}$$ cups

Answer

$$6\ \frac{2}{3}$$ cups

Answer

$$3\ \frac{1}{8}$$ cups

Answer

$$2\ \frac{1}{8}$$ cups

Adding/Subtracting Fractions and Mixed Numbers Assessment

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