Add 64/75 and 90/72
1st number: 64/75, 2nd number: 1 18/72
64/75 + 90/72 is 631/300.
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,
64/75 = 64 × 24/75 × 24 = 1536/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
90/72 = 90 × 25/72 × 25 = 2250/1800 - Add the two like fractions:
1536/1800 + 2250/1800 = 1536 + 2250/1800 = 3786/1800 - 3786/1800 simplified gives 631/300
- So, 64/75 + 90/72 = 631/300
In mixed form: 231/300
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