Add 40/12 and 7/84, Solve 3 4/12 + 7/84 as a fraction

Add 40/12 and 7/84

1^st number: 3 4/12, 2^nd number: 7/84

40/12 + 7/84 is 41/12.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
40/12 = 40 × 7/12 × 7 = 280/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84
Add the two like fractions:
280/84 + 7/84 = 280 + 7/84 = 287/84
287/84 simplified gives 41/12
So, 40/12 + 7/84 = 41/12
In mixed form: 35/12

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