Add 21/98 and 42/9, Solve 21/98 + 4 6/9 as a fraction

Add 21/98 and 42/9

1^st number: 21/98, 2^nd number: 4 6/9

21/98 + 42/9 is 205/42.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 9 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 98 × 9 = 882,
21/98 = 21 × 9/98 × 9 = 189/882
Likewise, for the 2nd fraction, since 9 × 98 = 882,
42/9 = 42 × 98/9 × 98 = 4116/882
Add the two like fractions:
189/882 + 4116/882 = 189 + 4116/882 = 4305/882
4305/882 simplified gives 205/42
So, 21/98 + 42/9 = 205/42
In mixed form: 437/42

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