Add 84/54 and 12/20
1st number: 1 30/54, 2nd number: 12/20
84/54 + 12/20 is 97/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
84/54 = 84 × 10/54 × 10 = 840/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
12/20 = 12 × 27/20 × 27 = 324/540 - Add the two like fractions:
840/540 + 324/540 = 840 + 324/540 = 1164/540 - 1164/540 simplified gives 97/45
- So, 84/54 + 12/20 = 97/45
In mixed form: 27/45
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