Add 84/8 and 90/30
1st number: 10 4/8, 2nd number: 3 0/30
84/8 + 90/30 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
84/8 = 84 × 15/8 × 15 = 1260/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
90/30 = 90 × 4/30 × 4 = 360/120 - Add the two like fractions:
1260/120 + 360/120 = 1260 + 360/120 = 1620/120 - 1620/120 simplified gives 27/2
- So, 84/8 + 90/30 = 27/2
In mixed form: 131/2
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