Add 20/70 and 45/49
20/70 + 45/49 is 59/49.
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,
20/70 = 20 × 7/70 × 7 = 140/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
45/49 = 45 × 10/49 × 10 = 450/490 - Add the two like fractions:
140/490 + 450/490 = 140 + 450/490 = 590/490 - 590/490 simplified gives 59/49
- So, 20/70 + 45/49 = 59/49
In mixed form: 110/49
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