Add 48/81 and 49/20
1st number: 48/81, 2nd number: 2 9/20
48/81 + 49/20 is 1643/540.
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,
48/81 = 48 × 20/81 × 20 = 960/1620 - Likewise, for the 2nd fraction, since 20 × 81 = 1620,
49/20 = 49 × 81/20 × 81 = 3969/1620 - Add the two like fractions:
960/1620 + 3969/1620 = 960 + 3969/1620 = 4929/1620 - 4929/1620 simplified gives 1643/540
- So, 48/81 + 49/20 = 1643/540
In mixed form: 323/540
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