Add 10/84 and 90/60
1st number: 10/84, 2nd number: 1 30/60
10/84 + 90/60 is 34/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
10/84 = 10 × 5/84 × 5 = 50/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
90/60 = 90 × 7/60 × 7 = 630/420 - Add the two like fractions:
50/420 + 630/420 = 50 + 630/420 = 680/420 - 680/420 simplified gives 34/21
- So, 10/84 + 90/60 = 34/21
In mixed form: 113/21
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