Add 72/10 and 28/12
1st number: 7 2/10, 2nd number: 2 4/12
72/10 + 28/12 is 143/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
72/10 = 72 × 6/10 × 6 = 432/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
28/12 = 28 × 5/12 × 5 = 140/60 - Add the two like fractions:
432/60 + 140/60 = 432 + 140/60 = 572/60 - 572/60 simplified gives 143/15
- So, 72/10 + 28/12 = 143/15
In mixed form: 98/15
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