Add 70/50 and 30/84
1st number: 1 20/50, 2nd number: 30/84
70/50 + 30/84 is 123/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 50 × 42 = 2100,
70/50 = 70 × 42/50 × 42 = 2940/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
30/84 = 30 × 25/84 × 25 = 750/2100 - Add the two like fractions:
2940/2100 + 750/2100 = 2940 + 750/2100 = 3690/2100 - 3690/2100 simplified gives 123/70
- So, 70/50 + 30/84 = 123/70
In mixed form: 153/70
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