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What Is 40/45 as a Decimal + Solution With Free Steps

The fraction 40/45 as a decimal is equal to 0.888.

Decimal numbers are the final representation of a division operation between two numbers. It is expressed as a.bcd, where the first number is the integer number whereas the rest after the decimal point are the decimal places.

Here, we are more interested in the division types that result in a Decimal value, as this can be expressed as a Fraction. We see fractions as a way of showing two numbers having the operation of Division between them that result in a value that lies between two Integers.

Now, we introduce the method used to solve said fraction to decimal conversion, called Long Division, which we will discuss in detail moving forward. So, let’s go through the Solution of fraction 40/45.

Solution

First, we convert the fraction components, i.e., the numerator and the denominator, and transform them into the division constituents, i.e., the Dividend and the Divisor, respectively.

This can be done as follows:

Dividend = 40

Divisor = 45

Now, we introduce the most important quantity in our division process: the Quotient. The value represents the Solution to our division and can be expressed as having the following relationship with the Division constituents:

Quotient = Dividend $\div$ Divisor = 40 $\div$ 45

This is when we go through the Long Division solution to our problem. Given is the long division process in Figure 1:

40/45 Long Division Method

Figure 1

40/45 Long Division Method

We start solving a problem using the Long Division Method by first taking apart the division’s components and comparing them. As we have 40 and 45, we can see how 40 is Smaller than 45, and to solve this division, we require that 40 be Bigger than 45.

This is done by multiplying the dividend by 10 and checking whether it is bigger than the divisor or not. If so, we calculate the Multiple of the divisor closest to the dividend and subtract it from the Dividend. This produces the Remainder, which we then use as the dividend later.

Now, we begin solving for our dividend 40, which after getting multiplied by 10 becomes 400.

We take this 400 and divide it by 45; this can be done as follows:

 400 $\div$ 45 $\approx$ 8

Where:

45 x 8 = 360

This will lead to the generation of a Remainder equal to 400 – 360 = 40. Now this means we have to repeat the process by Converting the 40 into 400 and solving for that:

400 $\div$ 45 $\approx$ 8 

Where:

45 x 8 = 360

This, therefore, produces another Remainder which is equal to 400 – 360 = 40. Now we must solve this problem to Third Decimal Place for accuracy, so we repeat the process with dividend 400.

400 $\div$ 45 $\approx$ 8 

Where:

45 x 8 = 360

Finally, we have a Quotient generated after combining the three pieces of it as 0.888, with a Remainder equal to 40.Pie Chart 40 by 45 Long Division Method

Images/mathematical drawings are created with GeoGebra.

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