Add 90/5 and 72/90
1st number: 18 0/5, 2nd number: 72/90
90/5 + 72/90 is 94/5.
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,
90/5 = 90 × 18/5 × 18 = 1620/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
72/90 = 72 × 1/90 × 1 = 72/90 - Add the two like fractions:
1620/90 + 72/90 = 1620 + 72/90 = 1692/90 - 1692/90 simplified gives 94/5
- So, 90/5 + 72/90 = 94/5
In mixed form: 184/5
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