Add 63/28 and 42/35
1st number: 2 7/28, 2nd number: 1 7/35
63/28 + 42/35 is 69/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
63/28 = 63 × 5/28 × 5 = 315/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
42/35 = 42 × 4/35 × 4 = 168/140 - Add the two like fractions:
315/140 + 168/140 = 315 + 168/140 = 483/140 - 483/140 simplified gives 69/20
- So, 63/28 + 42/35 = 69/20
In mixed form: 39/20
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