Add 27/70 and 84/63
1st number: 27/70, 2nd number: 1 21/63
27/70 + 84/63 is 361/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
27/70 = 27 × 9/70 × 9 = 243/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
84/63 = 84 × 10/63 × 10 = 840/630 - Add the two like fractions:
243/630 + 840/630 = 243 + 840/630 = 1083/630 - 1083/630 simplified gives 361/210
- So, 27/70 + 84/63 = 361/210
In mixed form: 1151/210
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