Add 72/7 and 40/80
1st number: 10 2/7, 2nd number: 40/80
72/7 + 40/80 is 151/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
72/7 = 72 × 80/7 × 80 = 5760/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
40/80 = 40 × 7/80 × 7 = 280/560 - Add the two like fractions:
5760/560 + 280/560 = 5760 + 280/560 = 6040/560 - 6040/560 simplified gives 151/14
- So, 72/7 + 40/80 = 151/14
In mixed form: 1011/14
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