Add 20/63 and 4/16
20/63 + 4/16 is 143/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 16 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
20/63 = 20 × 16/63 × 16 = 320/1008 - Likewise, for the 2nd fraction, since 16 × 63 = 1008,
4/16 = 4 × 63/16 × 63 = 252/1008 - Add the two like fractions:
320/1008 + 252/1008 = 320 + 252/1008 = 572/1008 - 572/1008 simplified gives 143/252
- So, 20/63 + 4/16 = 143/252
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