Mathematics
Grade 3
45 min
Addition input/output tables - up to three digits
Tutorial Preview
1
Find the rule in this table: Input 20 → Output 30.
2
Rule: Add 100. If the input is 50, what is the output?
3
Rule: Add 25. If the output is 75, what is the input?
Sample Practice Questions
Easy
An input/output table shows 10 → 15 and 20 → 25. What is the rule?
0.Add 5
1.Add 10
2.Add 15
3.Sub 5
Easy
The rule is Add 20. If the input is 30, what is the output?
0.10
1.40
2.50
3.60
Easy
The rule is Add 10. If the output is 40, what is the input?
0.20
1.30
2.50
3.400
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