Add 80/40 and 70/7
1st number: 2 0/40, 2nd number: 10 0/7
80/40 + 70/7 is 12/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
80/40 = 80 × 7/40 × 7 = 560/280 - Likewise, for the 2nd fraction, since 7 × 40 = 280,
70/7 = 70 × 40/7 × 40 = 2800/280 - Add the two like fractions:
560/280 + 2800/280 = 560 + 2800/280 = 3360/280 - 3360/280 simplified gives 12/1
- So, 80/40 + 70/7 = 12/1
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