Algebra Problem 3
Baseball Cards

Mike collects baseball cards.  Every day after the first day he gets 10 new cards.  Every third day, he gives 3 cards to his sister.

If Mike has 9 cards on the first day, on what day will he have exactly 100 cards?


Math Scoring Guide
Download the Oregon Math Scoring Rubric 

Name: ________________________ Period: ____
Teacher: ______________________

Date: ___/____/___

CU - Conceptual Understanding 1 2 3 4 5 6

Comments:

PS - Processes & Strategies 1 2 3 4 5 6

Comments:

V - Verification 1 2 3 4 5 6

Comments:

C - Communication 1 2 3 4 5 6

Comments:

ACC - Accuracy 1     4 5  

Comments:

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