Add 63/45 and 42/18
1st number: 1 18/45, 2nd number: 2 6/18
63/45 + 42/18 is 56/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
63/45 = 63 × 2/45 × 2 = 126/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
42/18 = 42 × 5/18 × 5 = 210/90 - Add the two like fractions:
126/90 + 210/90 = 126 + 210/90 = 336/90 - 336/90 simplified gives 56/15
- So, 63/45 + 42/18 = 56/15
In mixed form: 311/15
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