Add 84/24 and 12/70, Solve 3 12/24 + 12/70 as a fraction

Add 84/24 and 12/70

1^st number: 3 12/24, 2^nd number: 12/70

84/24 + 12/70 is 257/70.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 24 × 35 = 840,
84/24 = 84 × 35/24 × 35 = 2940/840
Likewise, for the 2nd fraction, since 70 × 12 = 840,
12/70 = 12 × 12/70 × 12 = 144/840
Add the two like fractions:
2940/840 + 144/840 = 2940 + 144/840 = 3084/840
3084/840 simplified gives 257/70
So, 84/24 + 12/70 = 257/70
In mixed form: 347/70

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