Add 42/40 and 98/35
1st number: 1 2/40, 2nd number: 2 28/35
42/40 + 98/35 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
42/40 = 42 × 7/40 × 7 = 294/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
98/35 = 98 × 8/35 × 8 = 784/280 - Add the two like fractions:
294/280 + 784/280 = 294 + 784/280 = 1078/280 - 1078/280 simplified gives 77/20
- So, 42/40 + 98/35 = 77/20
In mixed form: 317/20
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