Add 70/98 and 90/42
1st number: 70/98, 2nd number: 2 6/42
70/98 + 90/42 is 20/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
70/98 = 70 × 3/98 × 3 = 210/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
90/42 = 90 × 7/42 × 7 = 630/294 - Add the two like fractions:
210/294 + 630/294 = 210 + 630/294 = 840/294 - 840/294 simplified gives 20/7
- So, 70/98 + 90/42 = 20/7
In mixed form: 26/7
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