Add 72/16 and 54/45
1st number: 4 8/16, 2nd number: 1 9/45
72/16 + 54/45 is 57/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
72/16 = 72 × 45/16 × 45 = 3240/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
54/45 = 54 × 16/45 × 16 = 864/720 - Add the two like fractions:
3240/720 + 864/720 = 3240 + 864/720 = 4104/720 - 4104/720 simplified gives 57/10
- So, 72/16 + 54/45 = 57/10
In mixed form: 57/10
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