P – CC – WP10

Tommy was asked to count a collection of hockey cards. As he skip counted to find the total of 110, he wrote the numbers down. All of the numbers that Tommy wrote ended in 0. What could Tommy have counted by?

P – CC – PP35

Identify and correct the error in the following number sequence: 200, 175, 140, 125, 100, 75

P – CC – PP36

Identify and correct the error in the following number sequence: 200, 400, 500, 800, 1000

P – CC – PP37

Identify and correct the error in the following number sequence: 250, 300, 350, 450, 500, 550, 600

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