Add 9/10 and 84/12
1st number: 9/10, 2nd number: 7 0/12
9/10 + 84/12 is 79/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
9/10 = 9 × 6/10 × 6 = 54/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
84/12 = 84 × 5/12 × 5 = 420/60 - Add the two like fractions:
54/60 + 420/60 = 54 + 420/60 = 474/60 - 474/60 simplified gives 79/10
- So, 9/10 + 84/12 = 79/10
In mixed form: 79/10
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