Add 70/98 and 90/18
1st number: 70/98, 2nd number: 5 0/18
70/98 + 90/18 is 40/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
70/98 = 70 × 9/98 × 9 = 630/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
90/18 = 90 × 49/18 × 49 = 4410/882 - Add the two like fractions:
630/882 + 4410/882 = 630 + 4410/882 = 5040/882 - 5040/882 simplified gives 40/7
- So, 70/98 + 90/18 = 40/7
In mixed form: 55/7
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