Add 21/6 and 70/50, Solve 3 3/6 + 1 20/50 as a fraction

Add 21/6 and 70/50

1^st number: 3 3/6, 2^nd number: 1 20/50

21/6 + 70/50 is 49/10.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 50 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 6 × 25 = 150,
21/6 = 21 × 25/6 × 25 = 525/150
Likewise, for the 2nd fraction, since 50 × 3 = 150,
70/50 = 70 × 3/50 × 3 = 210/150
Add the two like fractions:
525/150 + 210/150 = 525 + 210/150 = 735/150
735/150 simplified gives 49/10
So, 21/6 + 70/50 = 49/10
In mixed form: 49/10

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