Add 98/20 and 20/90
1st number: 4 18/20, 2nd number: 20/90
98/20 + 20/90 is 461/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
98/20 = 98 × 9/20 × 9 = 882/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
20/90 = 20 × 2/90 × 2 = 40/180 - Add the two like fractions:
882/180 + 40/180 = 882 + 40/180 = 922/180 - 922/180 simplified gives 461/90
- So, 98/20 + 20/90 = 461/90
In mixed form: 511/90
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