Item: tExtendArithmetic1c
Stem:
Extend the following sequence by giving the next two
terms:
2, 102, 202, 302, 402, . . .
Inputs:
- Enter your answers here:
- and
Key:
- Observable: 502,
602.
Score: 1;
Evidence Value: 1.
-
Student:Right!
-
Teacher:The student got this item correct.
- Observable: .
Score: 0;
Evidence Value: 0.
-
Student:Sorry, that was incorrect. In this problem, the
common difference is 100, so the next two numbers are 502 and 602 in the series:
2, 102, 202, 302, 402.
-
Teacher:The student got this item incorrect.
Metadata:
Item Node: tExtendArithmetic1c,
Difficulty: 1.
Proficiencies: ExtendArithmetic.