Understand the problem: Understand the problem.We need to subtract the fraction231 from the fraction 432.
Convert to improper fractions: Convert the mixed numbers to improper fractions.432 can be converted to an improper fraction by multiplying the whole number by the denominator and adding the numerator, then placing the result over the original denominator.432=3(4×3+2)=3(12+2)=314Similarly, for 231:231=3(2×3+1)=3(6+1)=37
Subtract improper fractions: Subtract the improper fractions.Now we subtract the second fraction from the first:(314)−(37)=314−7
Perform subtraction: Perform the subtraction.(14−7)/3=7/3
Convert back to mixed number: Convert the improper fraction back to a mixed number if necessary.Since 37 is an improper fraction and can be expressed as a mixed number, we divide 7 by 3.7÷3=2 with a remainder of 1.So, 37 as a mixed number is 2(31).
More problems from Multiplication with rational exponents