Add 90/63 and 90/40
1st number: 1 27/63, 2nd number: 2 10/40
90/63 + 90/40 is 103/28.
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,
90/63 = 90 × 40/63 × 40 = 3600/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
90/40 = 90 × 63/40 × 63 = 5670/2520 - Add the two like fractions:
3600/2520 + 5670/2520 = 3600 + 5670/2520 = 9270/2520 - 9270/2520 simplified gives 103/28
- So, 90/63 + 90/40 = 103/28
In mixed form: 319/28
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