Add 70/50 and 45/80
1st number: 1 20/50, 2nd number: 45/80
70/50 + 45/80 is 157/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
70/50 = 70 × 8/50 × 8 = 560/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
45/80 = 45 × 5/80 × 5 = 225/400 - Add the two like fractions:
560/400 + 225/400 = 560 + 225/400 = 785/400 - 785/400 simplified gives 157/80
- So, 70/50 + 45/80 = 157/80
In mixed form: 177/80
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