Add 70/84 and 32/63
70/84 + 32/63 is 169/126.
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,
70/84 = 70 × 3/84 × 3 = 210/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
32/63 = 32 × 4/63 × 4 = 128/252 - Add the two like fractions:
210/252 + 128/252 = 210 + 128/252 = 338/252 - 338/252 simplified gives 169/126
- So, 70/84 + 32/63 = 169/126
In mixed form: 143/126
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