Add 98/35 and 28/20
1st number: 2 28/35, 2nd number: 1 8/20
98/35 + 28/20 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
98/35 = 98 × 4/35 × 4 = 392/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
28/20 = 28 × 7/20 × 7 = 196/140 - Add the two like fractions:
392/140 + 196/140 = 392 + 196/140 = 588/140 - 588/140 simplified gives 21/5
- So, 98/35 + 28/20 = 21/5
In mixed form: 41/5
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