Add 9/5 and 3/84, Solve 1 4/5 + 3/84 as a fraction

Add 9/5 and 3/84

1^st number: 1 4/5, 2^nd number: 3/84

9/5 + 3/84 is 257/140.

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

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 5 × 84 = 420,
9/5 = 9 × 84/5 × 84 = 756/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
3/84 = 3 × 5/84 × 5 = 15/420
Add the two like fractions:
756/420 + 15/420 = 756 + 15/420 = 771/420
771/420 simplified gives 257/140
So, 9/5 + 3/84 = 257/140
In mixed form: 1117/140

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