Add 70/75 and 20/40
70/75 + 20/40 is 43/30.
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,
70/75 = 70 × 8/75 × 8 = 560/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
20/40 = 20 × 15/40 × 15 = 300/600 - Add the two like fractions:
560/600 + 300/600 = 560 + 300/600 = 860/600 - 860/600 simplified gives 43/30
- So, 70/75 + 20/40 = 43/30
In mixed form: 113/30
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