Add 54/12 and 8/45
1st number: 4 6/12, 2nd number: 8/45
54/12 + 8/45 is 421/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
54/12 = 54 × 15/12 × 15 = 810/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
8/45 = 8 × 4/45 × 4 = 32/180 - Add the two like fractions:
810/180 + 32/180 = 810 + 32/180 = 842/180 - 842/180 simplified gives 421/90
- So, 54/12 + 8/45 = 421/90
In mixed form: 461/90
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