Add 72/75 and 70/40
1st number: 72/75, 2nd number: 1 30/40
72/75 + 70/40 is 271/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
72/75 = 72 × 8/75 × 8 = 576/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
70/40 = 70 × 15/40 × 15 = 1050/600 - Add the two like fractions:
576/600 + 1050/600 = 576 + 1050/600 = 1626/600 - 1626/600 simplified gives 271/100
- So, 72/75 + 70/40 = 271/100
In mixed form: 271/100
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