Add 54/45 and 40/12
1st number: 1 9/45, 2nd number: 3 4/12
54/45 + 40/12 is 68/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
54/45 = 54 × 4/45 × 4 = 216/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
40/12 = 40 × 15/12 × 15 = 600/180 - Add the two like fractions:
216/180 + 600/180 = 216 + 600/180 = 816/180 - 816/180 simplified gives 68/15
- So, 54/45 + 40/12 = 68/15
In mixed form: 48/15
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