Add 14/40 and 42/10, Solve 14/40 + 4 2/10 as a fraction

Add 14/40 and 42/10

1^st number: 14/40, 2^nd number: 4 2/10

14/40 + 42/10 is 91/20.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 10 is 40

Next, find the equivalent fraction of both fractional numbers with denominator 40
For the 1st fraction, since 40 × 1 = 40,
14/40 = 14 × 1/40 × 1 = 14/40
Likewise, for the 2nd fraction, since 10 × 4 = 40,
42/10 = 42 × 4/10 × 4 = 168/40
Add the two like fractions:
14/40 + 168/40 = 14 + 168/40 = 182/40
182/40 simplified gives 91/20
So, 14/40 + 42/10 = 91/20
In mixed form: 411/20

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