Add 60/40 and 80/30, Solve 1 20/40 + 2 20/30 as a fraction

Add 60/40 and 80/30

1^st number: 1 20/40, 2^nd number: 2 20/30

60/40 + 80/30 is 25/6.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 40 × 3 = 120,
60/40 = 60 × 3/40 × 3 = 180/120
Likewise, for the 2nd fraction, since 30 × 4 = 120,
80/30 = 80 × 4/30 × 4 = 320/120
Add the two like fractions:
180/120 + 320/120 = 180 + 320/120 = 500/120
500/120 simplified gives 25/6
So, 60/40 + 80/30 = 25/6
In mixed form: 41/6

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