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.

Underline the digit in the thousands place:

$2 356.9732 789 43 275.5 456 078.92

Underline the digit in the ten thousands place:

38 900321 089 63 567 1 789 356

Underline the digit in the hundred thousands place:

176 365459 793 259 259 259 1 026 746

Underline the digit in the millions place:

1 625 2164 655 255 21 798 967 6 123 459

Show each of these operations. Highlight the two that are the same:

1 000 + 1 000 + 1 0001 000 – 3 1 000 x 3 1 000 ÷ 1 Checkmark

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

30

7

11

Add 10 to each of these numbers:

2347 29 83 77 14 Checkmark

Subtract 10 from each of these numbers:

9347 29 13 77 14 Checkmark