Add 80/63 and 90/40
1st number: 1 17/63, 2nd number: 2 10/40
80/63 + 90/40 is 887/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 40 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 63 × 40 = 2520,
80/63 = 80 × 40/63 × 40 = 3200/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
90/40 = 90 × 63/40 × 63 = 5670/2520 - Add the two like fractions:
3200/2520 + 5670/2520 = 3200 + 5670/2520 = 8870/2520 - 8870/2520 simplified gives 887/252
- So, 80/63 + 90/40 = 887/252
In mixed form: 3131/252
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