Add 90/60 and 12/35
1st number: 1 30/60, 2nd number: 12/35
90/60 + 12/35 is 129/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
90/60 = 90 × 7/60 × 7 = 630/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
12/35 = 12 × 12/35 × 12 = 144/420 - Add the two like fractions:
630/420 + 144/420 = 630 + 144/420 = 774/420 - 774/420 simplified gives 129/70
- So, 90/60 + 12/35 = 129/70
In mixed form: 159/70
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