Add 30/42 and 5/7
30/42 + 5/7 is 10/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
30/42 = 30 × 1/42 × 1 = 30/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
5/7 = 5 × 6/7 × 6 = 30/42 - Add the two like fractions:
30/42 + 30/42 = 30 + 30/42 = 60/42 - 60/42 simplified gives 10/7
- So, 30/42 + 5/7 = 10/7
In mixed form: 13/7
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