# Download Basic College Mathematics by I. Bello PDF

By I. Bello

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Sample text

It depends! To help you with the answer, we use a place value chart in which each group of three digits is called a period. 1 Standard Numerals 3 H un dr Te ed t n tr rilli Tr illio ons ill n io s ns H un dr Te ed b n bi illi Bi llio ons lli ns on H s un d Te red n m mil M illio lion ill io ns s ns H un d Te red t n th ho Th ous usan ou an ds sa ds nd H s un dr Te eds ns O ne s quintillions, and so on. Each period has three categories: ones (units), tens, and hundreds separated by commas. S. 98 Can you use the diagram and read this number?

1,170,000 We then have 1,169,863 Ϸ 1,170,000, which means that 1,169,863 rounded to the nearest thousand is 1,170,000. Sometimes the same number is rounded to different places. ). This number can be rounded to The nearest hundred 231,232,876 Ϸ 231,232,900 The nearest thousand 231,232,876 Ϸ 231,233,000 The nearest million 231,232,876 Ϸ 231,000,000 We use this idea in Example 6, which should be of interest to you. EXAMPLE 6 Rounding whole numbers It has been estimated that by retirement age a high school graduate will outearn a non–high school graduate by \$405,648.

In the numeral 5678, what digit tells the number of hundreds? 117. In the numeral 5678, what digit tells the number of tens? 2 VVV Ordering and Rounding Whole Numbers 13 Concept Checker This hi ffeature iis ffound d iin every exercise i set and d iis ddesigned i d to check h k the h student’s d understanding d di off the h concepts covered d iin the section. Fill in the blank(s) with the correct word(s), phrase, or mathematical statement. 118. 1, 2, 3, . . are the numbers you use to count, that is, the 119.