Add 42/28 and 27/10
1st number: 1 14/28, 2nd number: 2 7/10
42/28 + 27/10 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
42/28 = 42 × 5/28 × 5 = 210/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
27/10 = 27 × 14/10 × 14 = 378/140 - Add the two like fractions:
210/140 + 378/140 = 210 + 378/140 = 588/140 - 588/140 simplified gives 21/5
- So, 42/28 + 27/10 = 21/5
In mixed form: 41/5
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