Add 60/40 and 90/5
1st number: 1 20/40, 2nd number: 18 0/5
60/40 + 90/5 is 39/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
60/40 = 60 × 1/40 × 1 = 60/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
90/5 = 90 × 8/5 × 8 = 720/40 - Add the two like fractions:
60/40 + 720/40 = 60 + 720/40 = 780/40 - 780/40 simplified gives 39/2
- So, 60/40 + 90/5 = 39/2
In mixed form: 191/2
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