Add 21/3 and 4/30
1st number: 7 0/3, 2nd number: 4/30
21/3 + 4/30 is 107/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
21/3 = 21 × 10/3 × 10 = 210/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
4/30 = 4 × 1/30 × 1 = 4/30 - Add the two like fractions:
210/30 + 4/30 = 210 + 4/30 = 214/30 - 214/30 simplified gives 107/15
- So, 21/3 + 4/30 = 107/15
In mixed form: 72/15
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