Add 54/45 and 12/4
1st number: 1 9/45, 2nd number: 3 0/4
54/45 + 12/4 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 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 4 × 45 = 180,
12/4 = 12 × 45/4 × 45 = 540/180 - Add the two like fractions:
216/180 + 540/180 = 216 + 540/180 = 756/180 - 756/180 simplified gives 21/5
- So, 54/45 + 12/4 = 21/5
In mixed form: 41/5
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