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Magazine Problem 37
Write each of the following numbers in words. $$29$$
Problem 38
Work Problems 35 through 38 mentally, without using a calculator. The quotient \(24,471 \div 523\) is closest to which of the following numbers? a. 5 b. 50 c. 500 d. \(5,000\)
Problem 39
Mentally give a one-digit estimate for each of the following quotients. That is, for each quotient, mentally estimate the answer using one of the digits \(1,2,3,4,5,6,7,8,\) or 9 $$316 \div 289$$
Problem 39
Round each of the numbers to the nearest thousand. $$3,789,345$$
Problem 40
Round each of the numbers to the nearest thousand. $$5,744,500$$
Problem 41
Mentally give a one-digit estimate for each of the following quotients. That is, for each quotient, mentally estimate the answer using one of the digits \(1,2,3,4,5,6,7,8,\) or 9 $$728 \div 355$$
Problem 42
Mentally give a one-digit estimate for each of the following quotients. That is, for each quotient, mentally estimate the answer using one of the digits \(1,2,3,4,5,6,7,8,\) or 9 $$728 \div 177$$
Problem 43
Mentally give a one-digit estimate for each of the following quotients. That is, for each quotient, mentally estimate the answer using one of the digits \(1,2,3,4,5,6,7,8,\) or 9 $$921 \div 243$$
Problem 45
Write each of the following numbers in words. $$770$$
Problem 46
Write each of the following numbers in words. $$450$$
