Add 70/25 and 45/30
1st number: 2 20/25, 2nd number: 1 15/30
70/25 + 45/30 is 43/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
70/25 = 70 × 6/25 × 6 = 420/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
45/30 = 45 × 5/30 × 5 = 225/150 - Add the two like fractions:
420/150 + 225/150 = 420 + 225/150 = 645/150 - 645/150 simplified gives 43/10
- So, 70/25 + 45/30 = 43/10
In mixed form: 43/10
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