Add 84/40 and 63/15, Solve 2 4/40 + 4 3/15 as a fraction

Add 84/40 and 63/15

1^st number: 2 4/40, 2^nd number: 4 3/15

84/40 + 63/15 is 63/10.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 15 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 40 × 3 = 120,
84/40 = 84 × 3/40 × 3 = 252/120
Likewise, for the 2nd fraction, since 15 × 8 = 120,
63/15 = 63 × 8/15 × 8 = 504/120
Add the two like fractions:
252/120 + 504/120 = 252 + 504/120 = 756/120
756/120 simplified gives 63/10
So, 84/40 + 63/15 = 63/10
In mixed form: 63/10

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