Add 80/63 and 70/60
1st number: 1 17/63, 2nd number: 1 10/60
80/63 + 70/60 is 307/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
80/63 = 80 × 20/63 × 20 = 1600/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
70/60 = 70 × 21/60 × 21 = 1470/1260 - Add the two like fractions:
1600/1260 + 1470/1260 = 1600 + 1470/1260 = 3070/1260 - 3070/1260 simplified gives 307/126
- So, 80/63 + 70/60 = 307/126
In mixed form: 255/126
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