Add 21/50 and 84/7, Solve 21/50 + 12 0/7 as a fraction

Add 21/50 and 84/7

1^st number: 21/50, 2^nd number: 12 0/7

21/50 + 84/7 is 621/50.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 50 × 7 = 350,
21/50 = 21 × 7/50 × 7 = 147/350
Likewise, for the 2nd fraction, since 7 × 50 = 350,
84/7 = 84 × 50/7 × 50 = 4200/350
Add the two like fractions:
147/350 + 4200/350 = 147 + 4200/350 = 4347/350
4347/350 simplified gives 621/50
So, 21/50 + 84/7 = 621/50
In mixed form: 1221/50

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