Add 12/15 and 72/60
1st number: 12/15, 2nd number: 1 12/60
12/15 + 72/60 is 2/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
12/15 = 12 × 4/15 × 4 = 48/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
72/60 = 72 × 1/60 × 1 = 72/60 - Add the two like fractions:
48/60 + 72/60 = 48 + 72/60 = 120/60 - 120/60 simplified gives 2/1
- So, 12/15 + 72/60 = 2/1
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