Unit 1 problems with answers from http://www.textbooksfree.org/
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1) Write the ten digits in increasing order.

_____  _____  _____  _____  _____  _____  _____  _____  _____  _____

 2) Arrange the following in increasing (low to high) order. Be sure to place any commas in their proper location. 3) Write the numbers described below in the space provided. 844 __________ A. One thousand two hundred nine 83 __________ 4008 __________ B. Seven hundred twenty-two 887 __________ C. Six hundred forty-four 8789 __________

4) Multiply 46 by 10, 100, and 1,000.

 A. B. C.

5) Write the numbers described below in the space provided.

 two million three billion five thousand ______________________ ________________________ _______________________ seven trillion three thousand six hundred thousand ________________________ _________________________ ________________________