Simple Digit Subtraction
Foundation of Subtraction
|
1
-1
0
|
2
-1
1
|
3
-1
2
|
4
-1
3
|
5
-1
4
|
6
-1
5
|
7
-1
6
|
8
-1
7
|
9
-1
8
|
10
-1
9
|
The Decimal Number System has the following ten numerical symbols:
0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.
When we subtract the number 1 from the current number, we get the next smaller number.
Example: 1 - 1 = 0, 2 - 1 = 1, 3 - 1 = 2, ... 8 - 1 = 7, 9 - 1 = 8, 10 - 1 = 9.
To make all of this much clearer, try our Subtraction Table and First Grade Subtraction Arithmetic
Calculator. It provides numerical and visual answers to math problems
of your choice with step by step detailed explanations.