Add 27/10 and 70/63
1st number: 2 7/10, 2nd number: 1 7/63
27/10 + 70/63 is 343/90.
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,
27/10 = 27 × 63/10 × 63 = 1701/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
70/63 = 70 × 10/63 × 10 = 700/630 - Add the two like fractions:
1701/630 + 700/630 = 1701 + 700/630 = 2401/630 - 2401/630 simplified gives 343/90
- So, 27/10 + 70/63 = 343/90
In mixed form: 373/90
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