Add 18/72 and 5/63
18/72 + 5/63 is 83/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
18/72 = 18 × 7/72 × 7 = 126/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
5/63 = 5 × 8/63 × 8 = 40/504 - Add the two like fractions:
126/504 + 40/504 = 126 + 40/504 = 166/504 - 166/504 simplified gives 83/252
- So, 18/72 + 5/63 = 83/252
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