Name: ___________________________________________ Prealgebra: Whole Numbers
Topic A3: Rounding and Estimating Answers | VERSION B 1.
Round 22 to the nearest ten. 11. Round 2,899,514 to the nearest thousand. 2.
Round 793 to the nearest ten. 3.
Round 99,576 to the nearest ten. 4.
Round 7,195 to the nearest ten. 12. Salary studies by mlbfanhouse.com show that major league baseball’s average player salary for the 2010 season was $3,014,572, representing an increase of 0.6 over the previous season’s average. Round the 2010 average player salary to the nearest hundred thousand. 5.
Round 438 to the nearest hundred. 6.
Round 9,317 to the nearest hundred. 7.
Round 91,959 to the nearest hundred. 8.
Round 8,335 to the nearest thousand. Estimate the answers to the following problems by rounding each number to the nearest hundred then adding. 13. 14. 892 423 + 477 25,984 4,247 27,414 + 9,844 9.
Round 745 to the nearest thousand. 10. Round 596,856 to the nearest thousand. www.varsitylearning.com 1 Name: ___________________________________________ Prealgebra: Whole Numbers
Topic A3: Rounding and Estimating Answers | VERSION B Estimate the answers by rounding each number to the indicated place value then subtracting. 15. Hundred 16. Thousand 14,195 − 10,135 ≈ 17. Thousand 9,132 − 2,789 ≈ 18. Thousand 17,473 − 14,051 ≈ 19. Thousand 221,144 − 148,944 ≈ 20. Ten thousand 51,998 − 36,100 ≈ 51,998 − 36,100 ≈ www.varsitylearning.com 2 Name: ___________________________________________ Prealgebra: Whole Numbers
Topic A3: Rounding and Estimating Answers | VERSION B 1.
Round 22 to the nearest ten. 20 11. Round 2,899,514 to the nearest thousand. 2,900,000 2.
Round 793 to the nearest ten. 790 3.
Round 99,576 to the nearest ten. 99,580 4.
Round 7,195 to the nearest ten. 7,200 12. Salary studies by mlbfanhouse.com show that major league baseball’s average player salary for the 2010 season was $3,014,572, representing an increase of 0.6 over the previous season’s average. Round the 2010 average player salary to the nearest hundred thousand. $3,000,000 5.
Round 438 to the nearest hundred. 400 6.
Round 9,317 to the nearest hundred. 9,300 7.
Round 91,959 to the nearest hundred. 92,000 8.
Round 8,335 to the nearest thousand. 8,000 9.
Round 745 to the nearest thousand. 1,000 Estimate the answers to the following problems by rounding each number to the nearest hundred then adding. 13. 14. 892 423 + 477 1,800 25,984 4,247 27,414 + 9,844 67,400 10. Round 596,856 to the nearest thousand. 597,000 www.varsitylearning.com 3 Name: ___________________________________________ Prealgebra: Whole Numbers
Topic A3: Rounding and Estimating Answers | VERSION B Estimate the answers by rounding each number to the indicated place value then subtracting. 15. Hundred 16. Thousand 14,195 − 10,135 ≈ 4,100 17. Thousand 9,132 − 2,789 ≈ 6,000 18. Thousand 17,473 − 14,051 ≈ 3,000 19. Thousand 221,144 − 148,944 ≈ 72,000 20. Ten thousand 51,998 − 36,100 ≈ 51,998 − 36,100 ≈ 16,000 10,000 www.varsitylearning.com 4