Add 90/20 and 84/30
1st number: 4 10/20, 2nd number: 2 24/30
90/20 + 84/30 is 73/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
90/20 = 90 × 3/20 × 3 = 270/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
84/30 = 84 × 2/30 × 2 = 168/60 - Add the two like fractions:
270/60 + 168/60 = 270 + 168/60 = 438/60 - 438/60 simplified gives 73/10
- So, 90/20 + 84/30 = 73/10
In mixed form: 73/10
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