Add 90/10 and 70/63
1st number: 9 0/10, 2nd number: 1 7/63
90/10 + 70/63 is 91/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
90/10 = 90 × 63/10 × 63 = 5670/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
70/63 = 70 × 10/63 × 10 = 700/630 - Add the two like fractions:
5670/630 + 700/630 = 5670 + 700/630 = 6370/630 - 6370/630 simplified gives 91/9
- So, 90/10 + 70/63 = 91/9
In mixed form: 101/9
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