Add 84/40 and 90/60
1st number: 2 4/40, 2nd number: 1 30/60
84/40 + 90/60 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
84/40 = 84 × 3/40 × 3 = 252/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
90/60 = 90 × 2/60 × 2 = 180/120 - Add the two like fractions:
252/120 + 180/120 = 252 + 180/120 = 432/120 - 432/120 simplified gives 18/5
- So, 84/40 + 90/60 = 18/5
In mixed form: 33/5
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