Add 81/5 and 15/70
1st number: 16 1/5, 2nd number: 15/70
81/5 + 15/70 is 1149/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
81/5 = 81 × 14/5 × 14 = 1134/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Add the two like fractions:
1134/70 + 15/70 = 1134 + 15/70 = 1149/70 - So, 81/5 + 15/70 = 1149/70
In mixed form: 1629/70
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