Mathsheets
Printable math worksheets for teachers and families
Name
Date
Time
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to
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Add or Subtract 10 and 100 Mentally — Work It Out
Only one digit changes. Do it in your head.
Example
184 − 10 =
174
1.
119 − 10 =
2.
662 + 100 =
3.
712 + 10 =
4.
541 + 10 =
5.
531 + 100 =
6.
432 + 100 =
7.
467 − 10 =
8.
140 − 100 =
9.
640 + 100 =
10.
777 − 100 =
11.
630 + 10 =
12.
313 − 10 =
13.
264 + 100 =
14.
261 − 100 =