Add 81/5 and 30/42
1st number: 16 1/5, 2nd number: 30/42
81/5 + 30/42 is 592/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
81/5 = 81 × 42/5 × 42 = 3402/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
30/42 = 30 × 5/42 × 5 = 150/210 - Add the two like fractions:
3402/210 + 150/210 = 3402 + 150/210 = 3552/210 - 3552/210 simplified gives 592/35
- So, 81/5 + 30/42 = 592/35
In mixed form: 1632/35
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