Add 70/90 and 56/49
1st number: 70/90, 2nd number: 1 7/49
70/90 + 56/49 is 121/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
70/90 = 70 × 49/90 × 49 = 3430/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
56/49 = 56 × 90/49 × 90 = 5040/4410 - Add the two like fractions:
3430/4410 + 5040/4410 = 3430 + 5040/4410 = 8470/4410 - 8470/4410 simplified gives 121/63
- So, 70/90 + 56/49 = 121/63
In mixed form: 158/63
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