Add 70/50 and 42/18, Solve 1 20/50 + 2 6/18 as a fraction

Add 70/50 and 42/18

1^st number: 1 20/50, 2^nd number: 2 6/18

70/50 + 42/18 is 56/15.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 50 × 9 = 450,
70/50 = 70 × 9/50 × 9 = 630/450
Likewise, for the 2nd fraction, since 18 × 25 = 450,
42/18 = 42 × 25/18 × 25 = 1050/450
Add the two like fractions:
630/450 + 1050/450 = 630 + 1050/450 = 1680/450
1680/450 simplified gives 56/15
So, 70/50 + 42/18 = 56/15
In mixed form: 311/15

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