Add 98/21 and 70/63
1st number: 4 14/21, 2nd number: 1 7/63
98/21 + 70/63 is 52/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
98/21 = 98 × 3/21 × 3 = 294/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
70/63 = 70 × 1/63 × 1 = 70/63 - Add the two like fractions:
294/63 + 70/63 = 294 + 70/63 = 364/63 - 364/63 simplified gives 52/9
- So, 98/21 + 70/63 = 52/9
In mixed form: 57/9
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