Add 84/54 and 3/90
1st number: 1 30/54, 2nd number: 3/90
84/54 + 3/90 is 143/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
84/54 = 84 × 5/54 × 5 = 420/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
3/90 = 3 × 3/90 × 3 = 9/270 - Add the two like fractions:
420/270 + 9/270 = 420 + 9/270 = 429/270 - 429/270 simplified gives 143/90
- So, 84/54 + 3/90 = 143/90
In mixed form: 153/90
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