Add 21/18 and 98/56
1st number: 1 3/18, 2nd number: 1 42/56
21/18 + 98/56 is 35/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
21/18 = 21 × 28/18 × 28 = 588/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
98/56 = 98 × 9/56 × 9 = 882/504 - Add the two like fractions:
588/504 + 882/504 = 588 + 882/504 = 1470/504 - 1470/504 simplified gives 35/12
- So, 21/18 + 98/56 = 35/12
In mixed form: 211/12
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