Add 54/20 and 84/18
1st number: 2 14/20, 2nd number: 4 12/18
54/20 + 84/18 is 221/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
54/20 = 54 × 9/20 × 9 = 486/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
84/18 = 84 × 10/18 × 10 = 840/180 - Add the two like fractions:
486/180 + 840/180 = 486 + 840/180 = 1326/180 - 1326/180 simplified gives 221/30
- So, 54/20 + 84/18 = 221/30
In mixed form: 711/30
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