Add 84/8 and 30/10
1st number: 10 4/8, 2nd number: 3 0/10
84/8 + 30/10 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
84/8 = 84 × 5/8 × 5 = 420/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
30/10 = 30 × 4/10 × 4 = 120/40 - Add the two like fractions:
420/40 + 120/40 = 420 + 120/40 = 540/40 - 540/40 simplified gives 27/2
- So, 84/8 + 30/10 = 27/2
In mixed form: 131/2
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