Add 21/50 and 28/7, Solve 21/50 + 4 0/7 as a fraction

Add 21/50 and 28/7

1^st number: 21/50, 2^nd number: 4 0/7

21/50 + 28/7 is 221/50.

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,
28/7 = 28 × 50/7 × 50 = 1400/350
Add the two like fractions:
147/350 + 1400/350 = 147 + 1400/350 = 1547/350
1547/350 simplified gives 221/50
So, 21/50 + 28/7 = 221/50
In mixed form: 421/50

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