5th Class Mathematics Operation of Decimals Subtraction of Decimals

  Subtraction of Decimals                

Step 1: Convert the minuend and subtrahend into like decimals.                

Step 2: Arrange the digits of minuend and subtrahend column wise one below other so that decimal points come in the same column.                

Step 3: Now subtract the digits column wise from right to left, write the difference directly below the respective digits and place a point in the point column.

Subtract: 83.455 and 23.201                                

Explanation                

Arrange the digits of 83.455 and 23.201 column wise and subtract.                

\[\begin{align}   & \,\,\,\,83.478 \\  & \underline{\frac{-23.201}{60.254}} \\ \end{align}\]                  

Subtraction of a Decimal From a Whole Number

Write the whole number in the decimal form then follow the steps given for subtraction of decimals.                

Subtract 12. 32 from 57.                

Explanation                

Write 57 in the decimal form = 57.00                

Now subtract 12.32 from 57.00                

\[57.00-12.32=44.68.\]  

Subtraction of a Whole Number From a Decimal                

Write the whole number in the decimal form and follow the steps given for subtraction of decimals.

Subtract 25 from 30.213 .                

Explanation                

Write 25 in the decimal form = 25.000                

Now subtract 25.000 from 30.213                

\[30.213-25.000=5.213.\]