Add 90/80 and 5/28
1st number: 1 10/80, 2nd number: 5/28
90/80 + 5/28 is 73/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 28 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
90/80 = 90 × 7/80 × 7 = 630/560 - Likewise, for the 2nd fraction, since 28 × 20 = 560,
5/28 = 5 × 20/28 × 20 = 100/560 - Add the two like fractions:
630/560 + 100/560 = 630 + 100/560 = 730/560 - 730/560 simplified gives 73/56
- So, 90/80 + 5/28 = 73/56
In mixed form: 117/56
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