Add 70/5 and 81/60
1st number: 14 0/5, 2nd number: 1 21/60
70/5 + 81/60 is 307/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
70/5 = 70 × 12/5 × 12 = 840/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
81/60 = 81 × 1/60 × 1 = 81/60 - Add the two like fractions:
840/60 + 81/60 = 840 + 81/60 = 921/60 - 921/60 simplified gives 307/20
- So, 70/5 + 81/60 = 307/20
In mixed form: 157/20
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