checkpoint 1

# checkpoint 1 - Silvia Bianchi Checkpoint. Ch.1 Section 1.1...

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Silvia Bianchi MAT/115 Checkpoint. Ch.1 Section 1.1 (10) Give the place values for the indicated digits In the number 456,719 (a) What digit tells the number of ten thousands 5 (b) What digit tell the number of hundreds 7 (12) In the number 324,678,903 (a) What digit tells the numbers of millions? 4 (b) What digit tells the number of ten thousands? 7 (32) Determine the number represented by the scrambled place values. 7 hundreds 4 ten thousands 9 ones 8 tens 6 thousands Answer: 46,789 Section 1.2 Name the property of addition that is illustrated. Explain your choice of property. (6) 9 + 7 = 7 + 9 conmutative property ( a+b=b+a) (8) 5 + 0 = 5 zero property (a+0=a) (12) 5,463 + 435 = 5,898 Section 1.3 (20) 53,487 – 25,458 = 28,029

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Silvia Bianchi MAT/115 Checkpoint. Ch.1 (42) Based on units, determine if the following operations produce a meaningful result Starting elevation 6,907 feet, decrease of 511 feet, decrease of 203 feet, increase of 419 feet. Section 1.3
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## This note was uploaded on 06/22/2010 for the course MAT 115 taught by Professor Roshonnebuchheit during the Spring '10 term at University of Phoenix.

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checkpoint 1 - Silvia Bianchi Checkpoint. Ch.1 Section 1.1...

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