Add 21/98 and 70/9
1st number: 21/98, 2nd number: 7 7/9
21/98 + 70/9 is 1007/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 9 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
21/98 = 21 × 9/98 × 9 = 189/882 - Likewise, for the 2nd fraction, since 9 × 98 = 882,
70/9 = 70 × 98/9 × 98 = 6860/882 - Add the two like fractions:
189/882 + 6860/882 = 189 + 6860/882 = 7049/882 - 7049/882 simplified gives 1007/126
- So, 21/98 + 70/9 = 1007/126
In mixed form: 7125/126
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