Add 40/63 and 28/56
40/63 + 28/56 is 143/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
40/63 = 40 × 8/63 × 8 = 320/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
28/56 = 28 × 9/56 × 9 = 252/504 - Add the two like fractions:
320/504 + 252/504 = 320 + 252/504 = 572/504 - 572/504 simplified gives 143/126
- So, 40/63 + 28/56 = 143/126
In mixed form: 117/126
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