Subtraction Without Regrouping
566-413=
153
480-168=
312
400-99=
301
10-7=
3
The symbol for subtraction.
What is the minus sign?
999-693=
306
555-246=
309
700-423=
277
12-6=
6
The opposite of subtraction.
What is addition?
572-262=
310
743-529=
214
600-263=
337
15-8=
7
To change the grouping in each column.
What is regrouping?
668-420=
248
669-281=
388
706-387=
319
13-?=3
10
This is the column you must always subtract first.
What is the ones place?
865-344
521
988-799=
189
806-271=
535
20-6=
14
Subtraction rhyme
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