Add 60/40 and 40/42, Solve 1 20/40 + 40/42 as a fraction

Add 60/40 and 40/42

1^st number: 1 20/40, 2^nd number: 40/42

60/40 + 40/42 is 103/42.

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,
60/40 = 60 × 21/40 × 21 = 1260/840
Likewise, for the 2nd fraction, since 42 × 20 = 840,
40/42 = 40 × 20/42 × 20 = 800/840
Add the two like fractions:
1260/840 + 800/840 = 1260 + 800/840 = 2060/840
2060/840 simplified gives 103/42
So, 60/40 + 40/42 = 103/42
In mixed form: 219/42

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