Add 18/48 and 40/63
18/48 + 40/63 is 509/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 48 × 21 = 1008,
18/48 = 18 × 21/48 × 21 = 378/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
40/63 = 40 × 16/63 × 16 = 640/1008 - Add the two like fractions:
378/1008 + 640/1008 = 378 + 640/1008 = 1018/1008 - 1018/1008 simplified gives 509/504
- So, 18/48 + 40/63 = 509/504
In mixed form: 15/504
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