Add 12/8 and 72/45
1st number: 1 4/8, 2nd number: 1 27/45
12/8 + 72/45 is 31/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
12/8 = 12 × 45/8 × 45 = 540/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
72/45 = 72 × 8/45 × 8 = 576/360 - Add the two like fractions:
540/360 + 576/360 = 540 + 576/360 = 1116/360 - 1116/360 simplified gives 31/10
- So, 12/8 + 72/45 = 31/10
In mixed form: 31/10
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