Add 90/70 and 45/50
1st number: 1 20/70, 2nd number: 45/50
90/70 + 45/50 is 153/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
90/70 = 90 × 5/70 × 5 = 450/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
45/50 = 45 × 7/50 × 7 = 315/350 - Add the two like fractions:
450/350 + 315/350 = 450 + 315/350 = 765/350 - 765/350 simplified gives 153/70
- So, 90/70 + 45/50 = 153/70
In mixed form: 213/70
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