Math 081 Worksheet Section 1.5 v02 Dressler. Name. 9) 3486 to the nearest thousand

Transcription

1 Math 081 Worksheet Section 1.5 v02 Dressler Name 9) 3486 to the nearest thousand Round the whole number to the given place value. 1) 586 to the nearest ten 10) 63,320 to the nearest thousand 2) 708 to the nearest ten 11) 19,379 to the nearest thousand 3) 827 to the nearest ten 12) 74,048 to the nearest thousand 4) 26,334 to the nearest hundred 13) 706,308 to the nearest ten thousand 5) 92,910 to the nearest hundred 14) 688,603 to the nearest ten thousand 6) 17,149 to the nearest hundred 15) 328,981 to the nearest ten thousand 7) 8082 to the nearest thousand 16) 31,573,373 to the nearest million 8) 5010 to the nearest thousand 17) 22,858,401 to the nearest million 1

2 18) 35,712,222 to the nearest million 27) In 1999 a company spent $693,749,541 on advertising. Round the advertising figure to the nearest hundred-thousand. 19) 98,996 to the nearest ten 28) In 1999 a company spent $793,749,527 on advertising. Round the advertising figure to the nearest hundred-thousand. 20) 13,997 to the nearest ten 21) 88,999 to the nearest ten 29) In 1999 a company spent $593,749,800 on advertising. Round the advertising figure to the nearest hundred-thousand. 22) 99 to the nearest ten 30) A publishing company sold 36,267,591 books in Round the number of books sold to the nearest ten-million. 23) 5036 to the nearest thousand 24) 9,999,995 to the nearest ten 31) A publishing company sold 17,268,591 books in Round the number of books sold to the nearest ten-million. 25) 999,999 to the nearest ten 32) A publishing company sold 38,265,591 books in Round the number of books sold to the nearest ten-million. 26) 16,678,475 to the nearest million 33) In 1999 a company spent $493,749,791 on advertising. Round the advertising figure to the nearest hundred-thousand. 2

3 Round the following to the nearest ten, nearest hundred, and nearest thousand. 34) ) ) ) ) ) ) 27,550 37) ) 95,881 38) ) 98,670 39) ) 71,167 40) ) 11,259 41) ) 91,469 42) )

4 Estimate the sum or difference by rounding each number to the nearest ten then adding or subtracting as indicated. 53) ) 59) ) ) ) ) ) ) ) )

5 64) Solve the problem by estimating. 70) Andy wants to buy a refrigerator for $899, a stove for $759, and a dishwasher for $349. Round each cost to the nearest hundred to estimate the total cost. 65) ) Andy wants to buy a refrigerator for $699, a stove for $459, and a dishwasher for $449. Round each cost to the nearest hundred to estimate the total cost. 66) ) In 1999 the population of Capital City was 7,875,831 and the population of Spring City was 1,842,652. Round each population to the nearest hundred-thousand to estimate how much larger Capital City was than Spring City. 67) 68) ) In 1999 the population of Capital City was 7,475,831 and the population of Spring City was 3,412,652. Round each population to the nearest hundred-thousand to estimate how much larger Capital City was than Spring City. 74) Linda scored 92, 65, 90, 68, 74, and 100 on her calculus tests. Round each score to the nearest ten to estimate her total score. 69) ) Linda scored 62, 65, 60, 68, 64, and 100 on her calculus tests. Round each score to the nearest ten to estimate her total score. 5

6 76) The Pan family took a trip and traveled 365, 649, 439, 698, and 660 miles on 5 consecutive days. Round each distance to the nearest hundred and estimate the distance they traveled. 81) Paul travelled for 6 weeks in Africa last year and spent $1964 while he was there. Estimate the average amount he spent each day. Round the number of days to the to the nearest ten and the amount of money spent to the nearest hundred. 77) The Pan family took a trip and traveled 565, 549, 439, 798, and 260 miles on 5 consecutive days. Round each distance to the nearest hundred and estimate the distance they traveled. 82) As part of her preparation for softball tryouts, Francine did 79 push-ups each day for 74 days. Estimate how many push-ups she did during that period. Round the number of push-ups and the number of days to the to the nearest ten. 78) A local bakery sells 197 bagels on an average day. Estimate how many bagels they sold in the last 242 days. Round the number of bagels and the number of days to the nearest ten. 83) As part of her preparation for volleyball tryouts, Linda did 77 push-ups each day for 52 days. Estimate how many push-ups she did during that period. Round the number of push-ups and the number of days to the to the nearest ten. 79) A local hot dog stand sells 163 hotdogs on an average day. Estimate how many hotdogs they sold in the last 178 days. Round the number of hotdogs and the number of days to the nearest ten. 80) Byran travelled for 3 weeks in Europe last year and spent $1580 while he was there. Estimate the average amount he spent each day. Round the number of days to the to the nearest ten and the amount of money spent to the nearest hundred. 6

7 Answer Key Testname: WS1.5V02 1) 590 2) 710 3) 830 4) 26,300 5) 92,900 6) 17,100 7) ) ) ) 63,000 11) 19,000 12) 74,000 13) 710,000 14) 690,000 15) 330,000 16) 32,000,000 17) 23,000,000 18) 36,000,000 19) 99,000 20) 14,000 21) 89,000 22) ) ) 10,000,000 25) 1,000,000 26) 17,000,000 27) 693,700,000 28) 793,700,000 29) 593,700,000 30) 40,000,000 31) 20,000,000 32) 40,000,000 33) 493,700,000 34) Ten 6110 Hundred 6100 Thousand ) Ten 4040 Hundred 4000 Thousand ) Ten 8120 Hundred 8100 Thousand ) Ten 1570 Hundred 1600 Thousand ) Ten 8590 Hundred 8600 Thousand

8 Answer Key Testname: WS1.5V02 39) Ten 3770 Hundred 3800 Thousand ) Ten 7390 Hundred 7400 Thousand ) Ten 4160 Hundred 4200 Thousand ) Ten 5480 Hundred 5500 Thousand ) Ten 8470 Hundred 8500 Thousand ) Ten 9300 Hundred 9300 Thousand ) Ten 9270 Hundred 9300 Thousand ) Ten 27,550 Hundred 27,600 Thousand 28,000 47) Ten 95,880 Hundred 95,900 Thousand 96,000 48) Ten 98,670 Hundred 98,700 Thousand 99,000 49) Ten 71,170 Hundred 71,200 Thousand 71,000 50) Ten 11,260 Hundred 11,300 Thousand 11,000 51) Ten 91,470 Hundred 91,500 Thousand 91,000 52) Ten 8690 Hundred 8700 Thousand ) ) ) ) 40 57) 30 58) 20 59) ) 150 8

9 Answer Key Testname: WS1.5V02 61) ) ) ) ) ) ) 40 68) ) ) $ ) $ ) 6,100,000 73) 4,100,000 74) ) ) 2800 miles 77) 2600 miles 78) 48,000 79) 28,800 80) $80 81) $50 82) )