Add 70/98 and 81/7
1st number: 70/98, 2nd number: 11 4/7
70/98 + 81/7 is 86/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 7 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
70/98 = 70 × 1/98 × 1 = 70/98 - Likewise, for the 2nd fraction, since 7 × 14 = 98,
81/7 = 81 × 14/7 × 14 = 1134/98 - Add the two like fractions:
70/98 + 1134/98 = 70 + 1134/98 = 1204/98 - 1204/98 simplified gives 86/7
- So, 70/98 + 81/7 = 86/7
In mixed form: 122/7
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