Answers

Subtract 3/70 from 50/45

1^st number: 1 5/45, 2^nd number: 3/70

50/45 - 3/70 is 673/630.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 45 × 14 = 630,
   50/45 = 50 × 14/45 × 14 = 700/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   3/70 = 3 × 9/70 × 9 = 27/630
4. Subtract the two like fractions:
   700/630 - 27/630 = 700 - 27/630 = 673/630
5. In mixed form: 143/630

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