Answers

Subtract 2/70 from 84/80

1^st number: 1 4/80, 2^nd number: 2/70

84/80 - 2/70 is 143/140.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 70 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 80 × 7 = 560,
   84/80 = 84 × 7/80 × 7 = 588/560
3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
   2/70 = 2 × 8/70 × 8 = 16/560
4. Subtract the two like fractions:
   588/560 - 16/560 = 588 - 16/560 = 572/560
5. After reducing the fraction, the answer is 143/140
6. In mixed form: 13/140

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