Add 84/63 and 40/18
1st number: 1 21/63, 2nd number: 2 4/18
84/63 + 40/18 is 32/9.
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,
84/63 = 84 × 2/63 × 2 = 168/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
40/18 = 40 × 7/18 × 7 = 280/126 - Add the two like fractions:
168/126 + 280/126 = 168 + 280/126 = 448/126 - 448/126 simplified gives 32/9
- So, 84/63 + 40/18 = 32/9
In mixed form: 35/9
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