Add 32/7 and 28/80
1st number: 4 4/7, 2nd number: 28/80
32/7 + 28/80 is 689/140.
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,
32/7 = 32 × 80/7 × 80 = 2560/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
28/80 = 28 × 7/80 × 7 = 196/560 - Add the two like fractions:
2560/560 + 196/560 = 2560 + 196/560 = 2756/560 - 2756/560 simplified gives 689/140
- So, 32/7 + 28/80 = 689/140
In mixed form: 4129/140
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