Name________________________

SUBTRACTING DECIMALS #5--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)         0.35 - 0.2                                 0.35                                   2)      3.710 - 1.2                            3.710

-    0.20                                                                                    -    1.200

0.15                                                                                         2.510

3)         5.65 - 0.4                                 5.65                                   4)      6.111 - 3.1                            6.111

-    0.40                                                                                    -    3.100

5.25                                                                                         3.011

5)         5.75- 2.1                                  5.75                                   6)      8.54 - 1.4                              8.54

-    2.10                                                                                    -    1.40

3.65                                                                                         7.14

7)         6.99 - 0.8                                 6.99                                   8)      8.717 - 2.2                            8.717

-    0.80                                                                                    -    2.200

6.19                                                                                         6.510

9)         5.5 - 2.3                                   5.5                                     10)    8.453 - 0.2                            8.453

-    2.3                                                                                      -    0.200

2.2                                                                                            8.253

11)       3.1 - 3.100                               3.100                                 12)    7.777 - 5.6                            7.777

-    3.100                                                                                  -    5.600

0.000                                                                                       2.177