Add 70/42 and 64/63
1st number: 1 28/42, 2nd number: 1 1/63
70/42 + 64/63 is 169/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
70/42 = 70 × 3/42 × 3 = 210/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
64/63 = 64 × 2/63 × 2 = 128/126 - Add the two like fractions:
210/126 + 128/126 = 210 + 128/126 = 338/126 - 338/126 simplified gives 169/63
- So, 70/42 + 64/63 = 169/63
In mixed form: 243/63
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