Add 7/30 and 42/9
1st number: 7/30, 2nd number: 4 6/9
7/30 + 42/9 is 49/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
7/30 = 7 × 3/30 × 3 = 21/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
42/9 = 42 × 10/9 × 10 = 420/90 - Add the two like fractions:
21/90 + 420/90 = 21 + 420/90 = 441/90 - 441/90 simplified gives 49/10
- So, 7/30 + 42/9 = 49/10
In mixed form: 49/10
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