Add 54/20 and 4/81
1st number: 2 14/20, 2nd number: 4/81
54/20 + 4/81 is 2227/810.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 20 × 81 = 1620,
54/20 = 54 × 81/20 × 81 = 4374/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
4/81 = 4 × 20/81 × 20 = 80/1620 - Add the two like fractions:
4374/1620 + 80/1620 = 4374 + 80/1620 = 4454/1620 - 4454/1620 simplified gives 2227/810
- So, 54/20 + 4/81 = 2227/810
In mixed form: 2607/810
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