Add 84/40 and 25/42, Solve 2 4/40 + 25/42 as a fraction

Add 84/40 and 25/42

1^st number: 2 4/40, 2^nd number: 25/42

84/40 + 25/42 is 283/105.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 42 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 40 × 21 = 840,
84/40 = 84 × 21/40 × 21 = 1764/840
Likewise, for the 2nd fraction, since 42 × 20 = 840,
25/42 = 25 × 20/42 × 20 = 500/840
Add the two like fractions:
1764/840 + 500/840 = 1764 + 500/840 = 2264/840
2264/840 simplified gives 283/105
So, 84/40 + 25/42 = 283/105
In mixed form: 273/105

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