Answers

Subtract 7/80 from 70/30

1^st number: 2 10/30, 2^nd number: 7/80

70/30 - 7/80 is 539/240.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 80 is 240
2. For the 1st fraction, since 30 × 8 = 240,
   70/30 = 70 × 8/30 × 8 = 560/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   7/80 = 7 × 3/80 × 3 = 21/240
4. Subtract the two fractions:
   560/240 - 21/240 = 560 - 21/240 = 539/240
5. In mixed form: 259/240

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