Add 20/15 and 72/32
1st number: 1 5/15, 2nd number: 2 8/32
20/15 + 72/32 is 43/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
20/15 = 20 × 32/15 × 32 = 640/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
72/32 = 72 × 15/32 × 15 = 1080/480 - Add the two like fractions:
640/480 + 1080/480 = 640 + 1080/480 = 1720/480 - 1720/480 simplified gives 43/12
- So, 20/15 + 72/32 = 43/12
In mixed form: 37/12
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