Add 42/35 and 30/28
1st number: 1 7/35, 2nd number: 1 2/28
42/35 + 30/28 is 159/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
42/35 = 42 × 4/35 × 4 = 168/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
30/28 = 30 × 5/28 × 5 = 150/140 - Add the two like fractions:
168/140 + 150/140 = 168 + 150/140 = 318/140 - 318/140 simplified gives 159/70
- So, 42/35 + 30/28 = 159/70
In mixed form: 219/70
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