Add 56/81 and 98/20
1st number: 56/81, 2nd number: 4 18/20
56/81 + 98/20 is 4529/810.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 20 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 81 × 20 = 1620,
56/81 = 56 × 20/81 × 20 = 1120/1620 - Likewise, for the 2nd fraction, since 20 × 81 = 1620,
98/20 = 98 × 81/20 × 81 = 7938/1620 - Add the two like fractions:
1120/1620 + 7938/1620 = 1120 + 7938/1620 = 9058/1620 - 9058/1620 simplified gives 4529/810
- So, 56/81 + 98/20 = 4529/810
In mixed form: 5479/810
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