Add 8/20 and 42/28
1st number: 8/20, 2nd number: 1 14/28
8/20 + 42/28 is 19/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
8/20 = 8 × 7/20 × 7 = 56/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
42/28 = 42 × 5/28 × 5 = 210/140 - Add the two like fractions:
56/140 + 210/140 = 56 + 210/140 = 266/140 - 266/140 simplified gives 19/10
- So, 8/20 + 42/28 = 19/10
In mixed form: 19/10
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