Add 2/84 and 70/63
1st number: 2/84, 2nd number: 1 7/63
2/84 + 70/63 is 143/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
2/84 = 2 × 3/84 × 3 = 6/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
70/63 = 70 × 4/63 × 4 = 280/252 - Add the two like fractions:
6/252 + 280/252 = 6 + 280/252 = 286/252 - 286/252 simplified gives 143/126
- So, 2/84 + 70/63 = 143/126
In mixed form: 117/126
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