The improper fraction of 1-3/4 is 7/4.
Multiply the denominator (4) times the whole number (1), which equals 4. Then add 4 to the numerator (3), which gives you 7, which is the numerator of the improper fraction, 7/4.
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It is 3/1 as an improper fraction
It is: 4 and 1/3 = 13/3 as an improper fraction
2 and 1/3 as an improper fraction is 7/3
3 and one three third as an improper fraction = 10/33 1/3:= [(3 * 3)+1]/3= [9+1]/3= 10/3 in improper fraction
325/100 or 13/4