Add 30/70 and 21/7
1st number: 30/70, 2nd number: 3 0/7
30/70 + 21/7 is 24/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
30/70 = 30 × 1/70 × 1 = 30/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
21/7 = 21 × 10/7 × 10 = 210/70 - Add the two like fractions:
30/70 + 210/70 = 30 + 210/70 = 240/70 - 240/70 simplified gives 24/7
- So, 30/70 + 21/7 = 24/7
In mixed form: 33/7
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