Add 4/10 and 54/20, Solve 4/10 + 2 14/20 as a fraction

Add 4/10 and 54/20

1^st number: 4/10, 2^nd number: 2 14/20

4/10 + 54/20 is 31/10.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20

Next, find the equivalent fraction of both fractional numbers with denominator 20
For the 1st fraction, since 10 × 2 = 20,
4/10 = 4 × 2/10 × 2 = 8/20
Likewise, for the 2nd fraction, since 20 × 1 = 20,
54/20 = 54 × 1/20 × 1 = 54/20
Add the two like fractions:
8/20 + 54/20 = 8 + 54/20 = 62/20
62/20 simplified gives 31/10
So, 4/10 + 54/20 = 31/10
In mixed form: 31/10

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