Add 63/15 and 40/18
1st number: 4 3/15, 2nd number: 2 4/18
63/15 + 40/18 is 289/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
63/15 = 63 × 6/15 × 6 = 378/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
40/18 = 40 × 5/18 × 5 = 200/90 - Add the two like fractions:
378/90 + 200/90 = 378 + 200/90 = 578/90 - 578/90 simplified gives 289/45
- So, 63/15 + 40/18 = 289/45
In mixed form: 619/45
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