Add 72/60 and 35/7
1st number: 1 12/60, 2nd number: 5 0/7
72/60 + 35/7 is 31/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
72/60 = 72 × 7/60 × 7 = 504/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
35/7 = 35 × 60/7 × 60 = 2100/420 - Add the two like fractions:
504/420 + 2100/420 = 504 + 2100/420 = 2604/420 - 2604/420 simplified gives 31/5
- So, 72/60 + 35/7 = 31/5
In mixed form: 61/5
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