Add 54/45 and 42/72
1st number: 1 9/45, 2nd number: 42/72
54/45 + 42/72 is 107/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
54/45 = 54 × 8/45 × 8 = 432/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
42/72 = 42 × 5/72 × 5 = 210/360 - Add the two like fractions:
432/360 + 210/360 = 432 + 210/360 = 642/360 - 642/360 simplified gives 107/60
- So, 54/45 + 42/72 = 107/60
In mixed form: 147/60
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