Add 1/30 and 81/7
1st number: 1/30, 2nd number: 11 4/7
1/30 + 81/7 is 2437/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
81/7 = 81 × 30/7 × 30 = 2430/210 - Add the two like fractions:
7/210 + 2430/210 = 7 + 2430/210 = 2437/210 - So, 1/30 + 81/7 = 2437/210
In mixed form: 11127/210
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