Add 80/75 and 40/72
1st number: 1 5/75, 2nd number: 40/72
80/75 + 40/72 is 73/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 75 × 24 = 1800,
80/75 = 80 × 24/75 × 24 = 1920/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
40/72 = 40 × 25/72 × 25 = 1000/1800 - Add the two like fractions:
1920/1800 + 1000/1800 = 1920 + 1000/1800 = 2920/1800 - 2920/1800 simplified gives 73/45
- So, 80/75 + 40/72 = 73/45
In mixed form: 128/45
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