Add 72/6 and 45/90
1st number: 12 0/6, 2nd number: 45/90
72/6 + 45/90 is 25/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
72/6 = 72 × 15/6 × 15 = 1080/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Add the two like fractions:
1080/90 + 45/90 = 1080 + 45/90 = 1125/90 - 1125/90 simplified gives 25/2
- So, 72/6 + 45/90 = 25/2
In mixed form: 121/2
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