Add 90/35 and 28/49
1st number: 2 20/35, 2nd number: 28/49
90/35 + 28/49 is 22/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
90/35 = 90 × 7/35 × 7 = 630/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
28/49 = 28 × 5/49 × 5 = 140/245 - Add the two like fractions:
630/245 + 140/245 = 630 + 140/245 = 770/245 - 770/245 simplified gives 22/7
- So, 90/35 + 28/49 = 22/7
In mixed form: 31/7
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