Add 8/20 and 40/63
8/20 + 40/63 is 326/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 20 × 63 = 1260,
8/20 = 8 × 63/20 × 63 = 504/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
40/63 = 40 × 20/63 × 20 = 800/1260 - Add the two like fractions:
504/1260 + 800/1260 = 504 + 800/1260 = 1304/1260 - 1304/1260 simplified gives 326/315
- So, 8/20 + 40/63 = 326/315
In mixed form: 111/315
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