Add 84/21 and 7/24, Solve 4 0/21 + 7/24 as a fraction

Add 84/21 and 7/24

1^st number: 4 0/21, 2^nd number: 7/24

84/21 + 7/24 is 103/24.

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

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 21 × 8 = 168,
84/21 = 84 × 8/21 × 8 = 672/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
7/24 = 7 × 7/24 × 7 = 49/168
Add the two like fractions:
672/168 + 49/168 = 672 + 49/168 = 721/168
721/168 simplified gives 103/24
So, 84/21 + 7/24 = 103/24
In mixed form: 47/24

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