Add 20/63 and 90/48
1st number: 20/63, 2nd number: 1 42/48
20/63 + 90/48 is 1105/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 48 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
20/63 = 20 × 16/63 × 16 = 320/1008 - Likewise, for the 2nd fraction, since 48 × 21 = 1008,
90/48 = 90 × 21/48 × 21 = 1890/1008 - Add the two like fractions:
320/1008 + 1890/1008 = 320 + 1890/1008 = 2210/1008 - 2210/1008 simplified gives 1105/504
- So, 20/63 + 90/48 = 1105/504
In mixed form: 297/504
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