Add 63/15 and 20/90
1st number: 4 3/15, 2nd number: 20/90
63/15 + 20/90 is 199/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 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 90 × 1 = 90,
20/90 = 20 × 1/90 × 1 = 20/90 - Add the two like fractions:
378/90 + 20/90 = 378 + 20/90 = 398/90 - 398/90 simplified gives 199/45
- So, 63/15 + 20/90 = 199/45
In mixed form: 419/45
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