Add 96/42 and 90/20, Solve 2 12/42 + 4 10/20 as a fraction

Add 96/42 and 90/20

1^st number: 2 12/42, 2^nd number: 4 10/20

96/42 + 90/20 is 95/14.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 42 × 10 = 420,
96/42 = 96 × 10/42 × 10 = 960/420
Likewise, for the 2nd fraction, since 20 × 21 = 420,
90/20 = 90 × 21/20 × 21 = 1890/420
Add the two like fractions:
960/420 + 1890/420 = 960 + 1890/420 = 2850/420
2850/420 simplified gives 95/14
So, 96/42 + 90/20 = 95/14
In mixed form: 611/14

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