Add 42/30 and 28/35
1st number: 1 12/30, 2nd number: 28/35
42/30 + 28/35 is 11/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
42/30 = 42 × 7/30 × 7 = 294/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
28/35 = 28 × 6/35 × 6 = 168/210 - Add the two like fractions:
294/210 + 168/210 = 294 + 168/210 = 462/210 - 462/210 simplified gives 11/5
- So, 42/30 + 28/35 = 11/5
In mixed form: 21/5
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