Add 72/40 and 90/75
1st number: 1 32/40, 2nd number: 1 15/75
72/40 + 90/75 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
72/40 = 72 × 15/40 × 15 = 1080/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
90/75 = 90 × 8/75 × 8 = 720/600 - Add the two like fractions:
1080/600 + 720/600 = 1080 + 720/600 = 1800/600 - 1800/600 simplified gives 3/1
- So, 72/40 + 90/75 = 3/1
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