Add 72/48 and 18/45
1st number: 1 24/48, 2nd number: 18/45
72/48 + 18/45 is 19/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
72/48 = 72 × 15/48 × 15 = 1080/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
18/45 = 18 × 16/45 × 16 = 288/720 - Add the two like fractions:
1080/720 + 288/720 = 1080 + 288/720 = 1368/720 - 1368/720 simplified gives 19/10
- So, 72/48 + 18/45 = 19/10
In mixed form: 19/10
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