Add 9/63 and 8/20
9/63 + 8/20 is 19/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
9/63 = 9 × 20/63 × 20 = 180/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
8/20 = 8 × 63/20 × 63 = 504/1260 - Add the two like fractions:
180/1260 + 504/1260 = 180 + 504/1260 = 684/1260 - 684/1260 simplified gives 19/35
- So, 9/63 + 8/20 = 19/35
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