K – PN – RT7

You notice that there are many ways to break a number into two parts. What could the two parts be? Explain your thinking.

K – PN – RT8

When you break a number into two smaller parts, you notice that the two parts are close together in the number sequence. What could the whole number and two smaller parts be?

K – PN – RT9

When you break a number into two smaller parts, you notice that the two parts are not close together in the number sequence. What could the whole number and two smaller parts be?

K – PN – RT1

You have counters on your desk. Some counters fall onto the floor. Now, there are some counters on the desk and some counters on the floor. How many are on the floor and how many are on your desk? How many counters do you have...

K – PN – RT2

You and a partner each have a collection of linking cubes. When you each break apart your collection, sometimes you have the same amounts in each part and other times the amounts in each part are different. Do you each have the same number of linking cubes in your...

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