Name
Date
1–22
Pick a Number to Add
1, 2, 3, 4, 5, 6, 7, 8, 9
Write the numbers
on slips of paper.
Put your slips of paper in a bag.
Pick a number from the bag. Write it in the table.
2
Put the number back. Pick
more. Write them in the
table. Then add.
1
2
3
Number
Number
Number
Total
Write About It Look at any row in your table. What
strategy did you use to add the three numbers? Why did
you use that strategy?