Add 8/63 and 18/40
8/63 + 18/40 is 727/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 40 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 63 × 40 = 2520,
8/63 = 8 × 40/63 × 40 = 320/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
18/40 = 18 × 63/40 × 63 = 1134/2520 - Add the two like fractions:
320/2520 + 1134/2520 = 320 + 1134/2520 = 1454/2520 - 1454/2520 simplified gives 727/1260
- So, 8/63 + 18/40 = 727/1260
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