Add 7/28 and 15/35
7/28 + 15/35 is 19/28.
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,
7/28 = 7 × 5/28 × 5 = 35/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
15/35 = 15 × 4/35 × 4 = 60/140 - Add the two like fractions:
35/140 + 60/140 = 35 + 60/140 = 95/140 - 95/140 simplified gives 19/28
- So, 7/28 + 15/35 = 19/28
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