Add 80/45 and 70/5
1st number: 1 35/45, 2nd number: 14 0/5
80/45 + 70/5 is 142/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
80/45 = 80 × 1/45 × 1 = 80/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
70/5 = 70 × 9/5 × 9 = 630/45 - Add the two like fractions:
80/45 + 630/45 = 80 + 630/45 = 710/45 - 710/45 simplified gives 142/9
- So, 80/45 + 70/5 = 142/9
In mixed form: 157/9
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