Add 20/8 and 7/5
1st number: 2 4/8, 2nd number: 1 2/5
20/8 + 7/5 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
20/8 = 20 × 5/8 × 5 = 100/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
7/5 = 7 × 8/5 × 8 = 56/40 - Add the two like fractions:
100/40 + 56/40 = 100 + 56/40 = 156/40 - 156/40 simplified gives 39/10
- So, 20/8 + 7/5 = 39/10
In mixed form: 39/10
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