Add 18/70 and 90/49
1st number: 18/70, 2nd number: 1 41/49
18/70 + 90/49 is 513/245.
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,
18/70 = 18 × 7/70 × 7 = 126/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
90/49 = 90 × 10/49 × 10 = 900/490 - Add the two like fractions:
126/490 + 900/490 = 126 + 900/490 = 1026/490 - 1026/490 simplified gives 513/245
- So, 18/70 + 90/49 = 513/245
In mixed form: 223/245
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