Add 70/18 and 56/63
1st number: 3 16/18, 2nd number: 56/63
70/18 + 56/63 is 43/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
70/18 = 70 × 7/18 × 7 = 490/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
56/63 = 56 × 2/63 × 2 = 112/126 - Add the two like fractions:
490/126 + 112/126 = 490 + 112/126 = 602/126 - 602/126 simplified gives 43/9
- So, 70/18 + 56/63 = 43/9
In mixed form: 47/9
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