Add 30/70 and 4/3
1st number: 30/70, 2nd number: 1 1/3
30/70 + 4/3 is 37/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
30/70 = 30 × 3/70 × 3 = 90/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
4/3 = 4 × 70/3 × 70 = 280/210 - Add the two like fractions:
90/210 + 280/210 = 90 + 280/210 = 370/210 - 370/210 simplified gives 37/21
- So, 30/70 + 4/3 = 37/21
In mixed form: 116/21
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