Add 84/8 and 25/42, Solve 10 4/8 + 25/42 as a fraction

Add 84/8 and 25/42

1^st number: 10 4/8, 2^nd number: 25/42

84/8 + 25/42 is 233/21.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 8 × 21 = 168,
84/8 = 84 × 21/8 × 21 = 1764/168
Likewise, for the 2nd fraction, since 42 × 4 = 168,
25/42 = 25 × 4/42 × 4 = 100/168
Add the two like fractions:
1764/168 + 100/168 = 1764 + 100/168 = 1864/168
1864/168 simplified gives 233/21
So, 84/8 + 25/42 = 233/21
In mixed form: 112/21

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