Add 54/36 and 90/45
1st number: 1 18/36, 2nd number: 2 0/45
54/36 + 90/45 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
54/36 = 54 × 5/36 × 5 = 270/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
90/45 = 90 × 4/45 × 4 = 360/180 - Add the two like fractions:
270/180 + 360/180 = 270 + 360/180 = 630/180 - 630/180 simplified gives 7/2
- So, 54/36 + 90/45 = 7/2
In mixed form: 31/2
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