Add 30/5 and 20/7
1st number: 6 0/5, 2nd number: 2 6/7
30/5 + 20/7 is 62/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
30/5 = 30 × 7/5 × 7 = 210/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
20/7 = 20 × 5/7 × 5 = 100/35 - Add the two like fractions:
210/35 + 100/35 = 210 + 100/35 = 310/35 - 310/35 simplified gives 62/7
- So, 30/5 + 20/7 = 62/7
In mixed form: 86/7
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