Add 70/6 and 63/21, Solve 11 4/6 + 3 0/21 as a fraction

Add 70/6 and 63/21

1^st number: 11 4/6, 2^nd number: 3 0/21

70/6 + 63/21 is 44/3.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 6 × 7 = 42,
70/6 = 70 × 7/6 × 7 = 490/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
63/21 = 63 × 2/21 × 2 = 126/42
Add the two like fractions:
490/42 + 126/42 = 490 + 126/42 = 616/42
616/42 simplified gives 44/3
So, 70/6 + 63/21 = 44/3
In mixed form: 142/3

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