Add 45/70 and 80/49
1st number: 45/70, 2nd number: 1 31/49
45/70 + 80/49 is 223/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
45/70 = 45 × 7/70 × 7 = 315/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
80/49 = 80 × 10/49 × 10 = 800/490 - Add the two like fractions:
315/490 + 800/490 = 315 + 800/490 = 1115/490 - 1115/490 simplified gives 223/98
- So, 45/70 + 80/49 = 223/98
In mixed form: 227/98
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