Add 16/28 and 20/90
16/28 + 20/90 is 50/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
16/28 = 16 × 45/28 × 45 = 720/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
20/90 = 20 × 14/90 × 14 = 280/1260 - Add the two like fractions:
720/1260 + 280/1260 = 720 + 280/1260 = 1000/1260 - 1000/1260 simplified gives 50/63
- So, 16/28 + 20/90 = 50/63
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