Add 42/12 and 90/50, Solve 3 6/12 + 1 40/50 as a fraction

Add 42/12 and 90/50

1^st number: 3 6/12, 2^nd number: 1 40/50

42/12 + 90/50 is 53/10.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 50 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 12 × 25 = 300,
42/12 = 42 × 25/12 × 25 = 1050/300
Likewise, for the 2nd fraction, since 50 × 6 = 300,
90/50 = 90 × 6/50 × 6 = 540/300
Add the two like fractions:
1050/300 + 540/300 = 1050 + 540/300 = 1590/300
1590/300 simplified gives 53/10
So, 42/12 + 90/50 = 53/10
In mixed form: 53/10

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