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Addition Input/Output Tables - within 20
Consider the table:
In | Out |
2 | 4 |
7 | 9 |
0 | 2 |
3 | 5 |
Let's find the rule from the table given.
Notice that the given rule makes each number increase.
Try using addition.
2 + 2 = 4
7 + 2 = 9
0 + 2 = 2
3 + 2 = 5
Here, 2 is added each time in the input.
So, the rule is add 2.