Add 4/24 and 70/21, Solve 4/24 + 3 7/21 as a fraction

Add 4/24 and 70/21

1^st number: 4/24, 2^nd number: 3 7/21

4/24 + 70/21 is 7/2.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 24 × 7 = 168,
4/24 = 4 × 7/24 × 7 = 28/168
Likewise, for the 2nd fraction, since 21 × 8 = 168,
70/21 = 70 × 8/21 × 8 = 560/168
Add the two like fractions:
28/168 + 560/168 = 28 + 560/168 = 588/168
588/168 simplified gives 7/2
So, 4/24 + 70/21 = 7/2
In mixed form: 31/2

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