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Adding and Subtracting Mixed Numbers
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What is the GCF of 10 and 15?
5
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1/2 + 2/5
9/10
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What is the GCF of 12 and 24?
12
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Find the perimeter of a rectangle that measures 10 1/4 inches by 8 1/4 inches.
37 inches
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5 + 3 1/8
8 1/8
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What is the LCM of 10 and 15?
30
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2/3 - 5/12
1/4
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5 6/7 + 8 1/14
13 13/14
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Convert to a mixed number: 24/5
4 4/5
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Find the perimeter of a rectangle that measures 16 1/2 feet by 20 3/8 feet.
73 3/4 feet
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Find the perimeter of a square that has 61 1/4 yards for each side.
245 yards
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11 1/2 - 10 3/5
9/10
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What is the GCF of 9 and 15?
3
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What is the last step of the MAD method?
Keep the same denominator
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1/4 - 1/8
1/8
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What is the name of the number above the fraction bar?
numerator
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1/2 + 1/6
2/3 (4/6)
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Convert to a mixed number: 16/3
5 1/3
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Convert to a mixed number: 99/4
24 3/4
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Okay!
3 1/6 + 5 2/3
8 5/6
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Okay!
2 3/4 + 7 3/5
10 7/20
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What is the LCM of 2 and 5?
10
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4/5 + 1/15
13/15
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Okay!
What is the name of the number below the fraction bar?
denominator
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4 1/10 + 6 1/2
10 6/10
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Okay!
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