To convert a mixed number to an improper fraction multiply the whole number by the bottom number of the fraction (the denominator) and add the top number of the fraction (the numerator) and put this as the top number over the original bottom number:
21/4 = (2 x 4 + 1)/4 = 9/4
Chat with our AI personalities
1 1/2:= [(2*1)+1]/2= [2+1]/2= 3/2 in improper fraction
3/2improper fraction for 1 and 1 half = 3/21 1/2:= [(2 * 1)+1]/2= [2+1]/2= 3/2 in improper fraction1 and a half as a improper fraction = 3/211/2:= [(2 * 1)+1]/2= [2+1]/2= 3/2 in improper fraction
improper fraction of seven and a half = 15/27 1/2:= [(2 * 7)+1]/2= [14+1]/2= 15/2 in improper fraction
To convert the mixed number 1 and 1/2 to an improper fraction, you first multiply the whole number (1) by the denominator of the fraction (2), which gives you 2. Then you add the numerator of the fraction (1) to the result, giving you 3. So, 1 and 1/2 as an improper fraction is 3/2.
You can only write 3 1/2 as an improper fraction one way. The improper fraction for 3 1/2 would be 3 16/15.