A check mark tells you to use the tools to show your answer. Your teacher will look at your work with the tools and sign beside the check mark. You can use the tools to help you with any work on this page.

Use the tools to show these numbers:

722 66 666 1 000 Checkmark

Ask someone to set up five numbers for you with tools. Write the numbers here:

Checkmark

Put the decimal in these numbers:

3515 22 159

Underline the digit in the ones place:

7944 289 7 945 690

Underline the digit in the tens place:

1736 459 739 259 1 267 Checkmark

Underline the digit in the hundreds place:

8901 089 356 1 256 679 347

Underline the digit in the thousands place:

4 13516 088 3 789 25 981 120 098

Use the tools to show each of these operations. Highlight the two that are the same:

3 + 55 + 5 + 5 3 x 5 5 ÷ 5 Checkmark

Start with the first number, double it, double again; double at least five times:

20

3

30