Add 40/63 and 90/84
1st number: 40/63, 2nd number: 1 6/84
40/63 + 90/84 is 215/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
40/63 = 40 × 4/63 × 4 = 160/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
90/84 = 90 × 3/84 × 3 = 270/252 - Add the two like fractions:
160/252 + 270/252 = 160 + 270/252 = 430/252 - 430/252 simplified gives 215/126
- So, 40/63 + 90/84 = 215/126
In mixed form: 189/126
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