Add 42/6 and 3/20, Solve 7 0/6 + 3/20 as a fraction

Add 42/6 and 3/20

1^st number: 7 0/6, 2^nd number: 3/20

42/6 + 3/20 is 143/20.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 20 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 6 × 10 = 60,
42/6 = 42 × 10/6 × 10 = 420/60
Likewise, for the 2nd fraction, since 20 × 3 = 60,
3/20 = 3 × 3/20 × 3 = 9/60
Add the two like fractions:
420/60 + 9/60 = 420 + 9/60 = 429/60
429/60 simplified gives 143/20
So, 42/6 + 3/20 = 143/20
In mixed form: 73/20

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