Add 4/90 and 72/5
1st number: 4/90, 2nd number: 14 2/5
4/90 + 72/5 is 130/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
4/90 = 4 × 1/90 × 1 = 4/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
72/5 = 72 × 18/5 × 18 = 1296/90 - Add the two like fractions:
4/90 + 1296/90 = 4 + 1296/90 = 1300/90 - 1300/90 simplified gives 130/9
- So, 4/90 + 72/5 = 130/9
In mixed form: 144/9
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