Add 70/50 and 7/18
1st number: 1 20/50, 2nd number: 7/18
70/50 + 7/18 is 161/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
70/50 = 70 × 9/50 × 9 = 630/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450 - Add the two like fractions:
630/450 + 175/450 = 630 + 175/450 = 805/450 - 805/450 simplified gives 161/90
- So, 70/50 + 7/18 = 161/90
In mixed form: 171/90
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