Add 10/70 and 72/15
1st number: 10/70, 2nd number: 4 12/15
10/70 + 72/15 is 173/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
10/70 = 10 × 3/70 × 3 = 30/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
72/15 = 72 × 14/15 × 14 = 1008/210 - Add the two like fractions:
30/210 + 1008/210 = 30 + 1008/210 = 1038/210 - 1038/210 simplified gives 173/35
- So, 10/70 + 72/15 = 173/35
In mixed form: 433/35
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