Name________________________

 

SUBTRACTING DECIMALS #6--KEY

 

 

Directions:  Find the difference of the following decimals by rewriting the problem with your decimal points lined up.  If necessary, use zeroes to hold your place values.

 

Examples:         0.25 - 0.1         becomes           0.25                 and       3.254 - 2.1       becomes           3.254  

                                                                    -   0.10                                                                         -   2.100

                                                                        0.15                                                                             1.154

                                   

 

                       

          Original Problem        Rewritten Problem             Original Problem                      Rewritten Problem

 

1)         0.62 - 0.3                                 0.62                                   2)      3.652 - 1.01                          3.652

                                                       -    0.30                                                                                    -    1.010

                                                            0.32                                                                                         2.642

 

 

3)         8.45 - 0.1                                 8.45                                   4)      4.222 - 3.0                            4.222

                                                       -    0.10                                                                                    -    3.000

8.35                                                                                         1.222

 

 

5)         7.333- 4                                   7.333                                 6)      6.458 - 0.01                          6.458

                                                       -    4.000                                                                                  -    0.010

3.333                                                                                       6.448

 

 

7)         5.67 - 0.4                                 5.67                                   8)      0.757 -0.222                         0.757

                                                       -    0.40                                                                                    -    0.222

5.27                                                                                         0.535

 

 

9)         3.3 - 2.3                                   3.2                                     10)    4.864 - 0.1                            4.864

                                                       -    2.3                                                                                      -    0.100

1.0                                                                                           0.764

 

 

11)       3.111 - 3.00                             3.111                                 12)    7.523 - 5.5                            7.523

                                                       -    3.000                                                                                  -    5.500

                                                            0.111                                                                                       2.023