Add 72/63 and 90/10
1st number: 1 9/63, 2nd number: 9 0/10
72/63 + 90/10 is 71/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
72/63 = 72 × 10/63 × 10 = 720/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
90/10 = 90 × 63/10 × 63 = 5670/630 - Add the two like fractions:
720/630 + 5670/630 = 720 + 5670/630 = 6390/630 - 6390/630 simplified gives 71/7
- So, 72/63 + 90/10 = 71/7
In mixed form: 101/7
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