5th Grade Fractions!

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100

What is 1/8 + 3/8?

4/8 = 1/2

200

What is 1/3 + 1/9?

4/9

300

What is the sum of 1/8 and 2/3?

19/24

400

What is the sum of 2/3 and 3/4?

17/12 = 1 5/12

500

Find the sum: 3/5 + 5/6

43/30 = 1 13/30

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100

What is 7/8 - 3/8?

4/8 = 1/2

200

What is 4/5 - 1/10?

7/10

300

Find the difference: 3/4 - 1/5

11/20

400

Find the difference: 5/7 - 3/5

4/35

500

Jeremy has two twinkies. If he eats 5/8 of a twinkie, how much will he have left?

11/8 = 1 3/8

Miscellaneous

100

Compare these two fractions using <, >, or =: 2/3 ? 1/2

2/3 > 1/2

200

Compare these two fractions using <, >, or =: 3/4 ? 3/5

3/4 > 3/5

300

Put the following fractions in order from least to greatest: 5/8, 3/5, 1/2

1/2, 3/5, 5/8

400

What is the LCM (least common multiple) of 6 and 8?

24

500

What is the GCF (greatest common factor) of 12 and 16?

4

Improper/Simplify

100

Improper Fraction or mixed number?

75/54

Improper--the numerator is greater than the denominator. 

200

Convert this mixed number to an improper fraction:

4 5/8

37/8

300

Simplify  4/26

2/13

400

Convert this improper fraction to a mixed number:

53/5

10 3/5

500

True or False: 

23  4/5 = 119/4

False.

The answer is 119/5.

23x5 =115 

115+4= 119

The denominator stays the same

Vocabulary

100

What is the top number of a fraction called?

Numerator

200

What is the bottom number of a fraction called?

Denominator

300

What is LCM and when do we need to find it?

Least Common Multiple

When adding or subtracting fractions with unlike denominators.

400

What is the GCF and when would we use it?

Greatest Common Factor

When we simplify fractions. 

500

Simplify 12/39

4/13