Add 21/5 and 98/8
1st number: 4 1/5, 2nd number: 12 2/8
21/5 + 98/8 is 329/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
21/5 = 21 × 8/5 × 8 = 168/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
98/8 = 98 × 5/8 × 5 = 490/40 - Add the two like fractions:
168/40 + 490/40 = 168 + 490/40 = 658/40 - 658/40 simplified gives 329/20
- So, 21/5 + 98/8 = 329/20
In mixed form: 169/20
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