Add 40/63 and 9/18
40/63 + 9/18 is 143/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
40/63 = 40 × 2/63 × 2 = 80/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
9/18 = 9 × 7/18 × 7 = 63/126 - Add the two like fractions:
80/126 + 63/126 = 80 + 63/126 = 143/126 - So, 40/63 + 9/18 = 143/126
In mixed form: 117/126
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