Add 70/63 and 84/54
1st number: 1 7/63, 2nd number: 1 30/54
70/63 + 84/54 is 8/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
70/63 = 70 × 6/63 × 6 = 420/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
84/54 = 84 × 7/54 × 7 = 588/378 - Add the two like fractions:
420/378 + 588/378 = 420 + 588/378 = 1008/378 - 1008/378 simplified gives 8/3
- So, 70/63 + 84/54 = 8/3
In mixed form: 22/3
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