Add 40/28 and 15/63
1st number: 1 12/28, 2nd number: 15/63
40/28 + 15/63 is 5/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
40/28 = 40 × 9/28 × 9 = 360/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
15/63 = 15 × 4/63 × 4 = 60/252 - Add the two like fractions:
360/252 + 60/252 = 360 + 60/252 = 420/252 - 420/252 simplified gives 5/3
- So, 40/28 + 15/63 = 5/3
In mixed form: 12/3
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