Add 3/84 and 36/5, Solve 3/84 + 7 1/5 as a fraction

Add 3/84 and 36/5

1^st number: 3/84, 2^nd number: 7 1/5

3/84 + 36/5 is 1013/140.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 5 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
3/84 = 3 × 5/84 × 5 = 15/420
Likewise, for the 2nd fraction, since 5 × 84 = 420,
36/5 = 36 × 84/5 × 84 = 3024/420
Add the two like fractions:
15/420 + 3024/420 = 15 + 3024/420 = 3039/420
3039/420 simplified gives 1013/140
So, 3/84 + 36/5 = 1013/140
In mixed form: 733/140

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