Add 72/70 and 14/20
1st number: 1 2/70, 2nd number: 14/20
72/70 + 14/20 is 121/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
72/70 = 72 × 2/70 × 2 = 144/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
14/20 = 14 × 7/20 × 7 = 98/140 - Add the two like fractions:
144/140 + 98/140 = 144 + 98/140 = 242/140 - 242/140 simplified gives 121/70
- So, 72/70 + 14/20 = 121/70
In mixed form: 151/70
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