Add 45/40 and 70/56
1st number: 1 5/40, 2nd number: 1 14/56
45/40 + 70/56 is 19/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
45/40 = 45 × 7/40 × 7 = 315/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
70/56 = 70 × 5/56 × 5 = 350/280 - Add the two like fractions:
315/280 + 350/280 = 315 + 350/280 = 665/280 - 665/280 simplified gives 19/8
- So, 45/40 + 70/56 = 19/8
In mixed form: 23/8
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