Chapter 1 - XYZ Custom Plus

6Chapter 1 Whole NumbersCWriting Numbers in WordsThe idea of place value and expanded form can be used to help write the namesfor numbers. Naming numbers and writing them in words takes some practice.Let’s begin by looking at the names of some two-digit numbers. Table 2 lists afew. Notice that the two-digit numbers that do not end in 0 have two parts. Theseparts are separated by a hyphen.Table 2Number in English number in English25 Twenty-five 30 Thirty47 Forty-seven 62 Sixty-two93 Ninety-three 77 Seventy-seven88 Eighty-eight 50 FiftyThe following examples give the names for some larger numbers. In each casethe names are written according to the place values given in Table 1.7. Write each number in words.a. 724b. 595c. 307Example 7Write each number in words.a. 452 b. 397 c. 608Solution a. Four hundred fifty-twob. Three hundred ninety-sevenc. Six hundred eight8. Write each number in words.a. 4,758b. 62,779c. 305,4409. Write each number in words.a. 707,044,002b. 452,900,008c. 4,008,002,001Example 8Write each number in words.Solutiona. 3,561 b. 53,662 c. 547,801a. Three thousand, five hundred sixty-onehNotice how the comma separatesthe thousands from the hundredsb. Fifty-three thousand, six hundred sixty-twoc. Five hundred forty-seven thousand, eight hundred oneExample 9Write each number in words.Answers7. a. Seven hundred twenty-fourb. Five hundred ninety-fivec. Three hundred seven8. a. Four thousand, seven hundredfifty-eightb. Sixty-two thousand, sevenhundred seventy-ninec. Three hundred five thousand,four hundred forty9. a. Seven hundred seven million,forty-four thousand, twob. Four hundred fifty-two million,nine hundred thousand,eightc. Four billion, eight million,two thousand, oneSolutiona. 507,034,005b. 739,600,075c. 5,003,007,006a. Five hundred seven million, thirty-four thousand, fiveb. Seven hundred thirty-nine million, six hundred thousand,seventy-fivec. Five billion, three million, seven thousand, six