Add 70/60 and 15/28
1st number: 1 10/60, 2nd number: 15/28
70/60 + 15/28 is 143/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
70/60 = 70 × 7/60 × 7 = 490/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
15/28 = 15 × 15/28 × 15 = 225/420 - Add the two like fractions:
490/420 + 225/420 = 490 + 225/420 = 715/420 - 715/420 simplified gives 143/84
- So, 70/60 + 15/28 = 143/84
In mixed form: 159/84
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