Add 90/56 and 81/60
1st number: 1 34/56, 2nd number: 1 21/60
90/56 + 81/60 is 207/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
90/56 = 90 × 15/56 × 15 = 1350/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
81/60 = 81 × 14/60 × 14 = 1134/840 - Add the two like fractions:
1350/840 + 1134/840 = 1350 + 1134/840 = 2484/840 - 2484/840 simplified gives 207/70
- So, 90/56 + 81/60 = 207/70
In mixed form: 267/70
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