Add 42/28 and 80/63
1st number: 1 14/28, 2nd number: 1 17/63
42/28 + 80/63 is 349/126.
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,
42/28 = 42 × 9/28 × 9 = 378/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
80/63 = 80 × 4/63 × 4 = 320/252 - Add the two like fractions:
378/252 + 320/252 = 378 + 320/252 = 698/252 - 698/252 simplified gives 349/126
- So, 42/28 + 80/63 = 349/126
In mixed form: 297/126
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