Add 18/90 and 70/4
1st number: 18/90, 2nd number: 17 2/4
18/90 + 70/4 is 177/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
18/90 = 18 × 2/90 × 2 = 36/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
70/4 = 70 × 45/4 × 45 = 3150/180 - Add the two like fractions:
36/180 + 3150/180 = 36 + 3150/180 = 3186/180 - 3186/180 simplified gives 177/10
- So, 18/90 + 70/4 = 177/10
In mixed form: 177/10
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