Add 1/90 and 70/36
1st number: 1/90, 2nd number: 1 34/36
1/90 + 70/36 is 88/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
1/90 = 1 × 2/90 × 2 = 2/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
70/36 = 70 × 5/36 × 5 = 350/180 - Add the two like fractions:
2/180 + 350/180 = 2 + 350/180 = 352/180 - 352/180 simplified gives 88/45
- So, 1/90 + 70/36 = 88/45
In mixed form: 143/45
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