After completing the Check-your-understanding Questions, which were important for everyone to do?

Be sure to discuss page 181 #5

To find the distance between two positive numbers, we can subtract. If we subtract the same number from both numbers, the distance stays the same (even though both numbers shift to the left).

We can use this flexibility to avoid having to annex lots of zeros and regroup multiple times.

On the blank side, write: First name, last name, U4T1

Use the standard algorithm. Show your work. Circle your answer.

1) 0.231 + 5.8

2) 18 - 0.03

Multiplication: the process of finding the total number of items when you have an equal number of groups (e.g. 2x6 is asking how many items are in two groups of six)

Product: answer to a multiplication problem

Factor(s): numbers that are multiplied

Annex a zero means to add a zero

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