Add 70/15 and 28/14
1st number: 4 10/15, 2nd number: 2 0/14
70/15 + 28/14 is 20/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
70/15 = 70 × 14/15 × 14 = 980/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
28/14 = 28 × 15/14 × 15 = 420/210 - Add the two like fractions:
980/210 + 420/210 = 980 + 420/210 = 1400/210 - 1400/210 simplified gives 20/3
- So, 70/15 + 28/14 = 20/3
In mixed form: 62/3
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