Add 21/98 and 54/4
1st number: 21/98, 2nd number: 13 2/4
21/98 + 54/4 is 96/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 4 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
21/98 = 21 × 2/98 × 2 = 42/196 - Likewise, for the 2nd fraction, since 4 × 49 = 196,
54/4 = 54 × 49/4 × 49 = 2646/196 - Add the two like fractions:
42/196 + 2646/196 = 42 + 2646/196 = 2688/196 - 2688/196 simplified gives 96/7
- So, 21/98 + 54/4 = 96/7
In mixed form: 135/7
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