Add 81/5 and 4/56
1st number: 16 1/5, 2nd number: 4/56
81/5 + 4/56 is 1139/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
81/5 = 81 × 56/5 × 56 = 4536/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
4/56 = 4 × 5/56 × 5 = 20/280 - Add the two like fractions:
4536/280 + 20/280 = 4536 + 20/280 = 4556/280 - 4556/280 simplified gives 1139/70
- So, 81/5 + 4/56 = 1139/70
In mixed form: 1619/70
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