Add 18/5 and 4/90
1st number: 3 3/5, 2nd number: 4/90
18/5 + 4/90 is 164/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
18/5 = 18 × 18/5 × 18 = 324/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
4/90 = 4 × 1/90 × 1 = 4/90 - Add the two like fractions:
324/90 + 4/90 = 324 + 4/90 = 328/90 - 328/90 simplified gives 164/45
- So, 18/5 + 4/90 = 164/45
In mixed form: 329/45
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