A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. If it does not contain a fractional part then the decimal representation does not require a decimal point. So the decimal for 245 is 245 – as in the question.
2 and 45 = 47.
45/2 = 22.5
We know that 2.45 is the decimal equivalent of 2 and 45 hundredths.
45.
2/45 is equal to 0.044444 . . .
0.2857
(2/1)/45?? Just go in order. (2/1)=2 so this makes the equation 2/45 by substituting (2/1) with 2. 2/45 = .04444444~ in decimal form. (2/1)/45?? Just go in order. (2/1)=2 so this makes the equation 2/45 by substituting (2/1) with 2. 2/45 = .04444444~ in decimal form.
45
-2 4/5 is -2.8
45% = 0.45 in decimal
assuming 2 and 45 means 2 and 4/5 then 4/5 = 8/10 so answer is 2.8
45% of 92 = roughly 49% 48.91 to 2 decimal places