Add 90/7 and 28/60
1st number: 12 6/7, 2nd number: 28/60
90/7 + 28/60 is 1399/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
90/7 = 90 × 60/7 × 60 = 5400/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
28/60 = 28 × 7/60 × 7 = 196/420 - Add the two like fractions:
5400/420 + 196/420 = 5400 + 196/420 = 5596/420 - 5596/420 simplified gives 1399/105
- So, 90/7 + 28/60 = 1399/105
In mixed form: 1334/105
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