Add 7/10 and 84/24, Solve 7/10 + 3 12/24 as a fraction

Add 7/10 and 84/24

1^st number: 7/10, 2^nd number: 3 12/24

7/10 + 84/24 is 21/5.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 10 × 12 = 120,
7/10 = 7 × 12/10 × 12 = 84/120
Likewise, for the 2nd fraction, since 24 × 5 = 120,
84/24 = 84 × 5/24 × 5 = 420/120
Add the two like fractions:
84/120 + 420/120 = 84 + 420/120 = 504/120
504/120 simplified gives 21/5
So, 7/10 + 84/24 = 21/5
In mixed form: 41/5

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