Add 32/4 and 20/90
1st number: 8 0/4, 2nd number: 20/90
32/4 + 20/90 is 74/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
32/4 = 32 × 45/4 × 45 = 1440/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
20/90 = 20 × 2/90 × 2 = 40/180 - Add the two like fractions:
1440/180 + 40/180 = 1440 + 40/180 = 1480/180 - 1480/180 simplified gives 74/9
- So, 32/4 + 20/90 = 74/9
In mixed form: 82/9
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