Add 45/80 and 30/35
45/80 + 30/35 is 159/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 35 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
45/80 = 45 × 7/80 × 7 = 315/560 - Likewise, for the 2nd fraction, since 35 × 16 = 560,
30/35 = 30 × 16/35 × 16 = 480/560 - Add the two like fractions:
315/560 + 480/560 = 315 + 480/560 = 795/560 - 795/560 simplified gives 159/112
- So, 45/80 + 30/35 = 159/112
In mixed form: 147/112
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