Add 10/84 and 70/63
1st number: 10/84, 2nd number: 1 7/63
10/84 + 70/63 is 155/126.
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,
10/84 = 10 × 3/84 × 3 = 30/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
70/63 = 70 × 4/63 × 4 = 280/252 - Add the two like fractions:
30/252 + 280/252 = 30 + 280/252 = 310/252 - 310/252 simplified gives 155/126
- So, 10/84 + 70/63 = 155/126
In mixed form: 129/126
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