Add 98/8 and 21/20
1st number: 12 2/8, 2nd number: 1 1/20
98/8 + 21/20 is 133/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
98/8 = 98 × 5/8 × 5 = 490/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
21/20 = 21 × 2/20 × 2 = 42/40 - Add the two like fractions:
490/40 + 42/40 = 490 + 42/40 = 532/40 - 532/40 simplified gives 133/10
- So, 98/8 + 21/20 = 133/10
In mixed form: 133/10
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