Chapter 1 Whole Numbers

1.2 Addition

2. 1,869 4. 142 6. 10,186 8. 1,010 10. 3,609 12. 35,182 14. 28,847 16. 6,354 18. 67,665 20. 100,111 22. 187 24. 162,340

1.8 Applications and Problem

2. 223 ft. 4. 2717 ft. 6. 57mm of caffeine 8. 14 entries per row 10. 297 oilrigs 12. 275 miles 14. 225 squares 16. 1,440 minutes

1.7 Solving Equations

2. 25 4. 8 6. 14,712 8. 3340 10. 510 12. 16 14. 7 16. 0

1.4 Multiplication

2. 348 4. 684 6. 5642 8. 31,468 10. 4,680 12. 2,958 14. 2,340,000 16. 560,000

1.1 Standard Notation

2. 5 ten thousands 4. 5 hundred thousands 6. 8 8. 1 10. 1 thousands + 7 hundreds + 7 tens + 6 ones 30. Ninety-one thousand two hundred forty-five 32. Eighty-nine million three hundred thirty-one thousand six-hundred twenty-two 34. 354,702 36. 17,112 38. 19,610,439 40. 700,000,000

1.3 Subtraction

2. 53 4. 203 6. 45 8. 45 10. 397 12. 69 14. 189 16. 125

1.6 Rounding and Estimating

2. 530 4. 8950 6. 50 8. 800 10. 900 12. 700 14. 46,00 16. 198,400 18. 5,000 20. 2,001 22. 736,000 24. 6,713,000 26. 290 28. 640 30. 180, correct 32. 2940, incorrect 34. 2400 36. 6600 38. 2800, incorrect 40. 2300, correct 42. 27,000 44. 70,000 62. $1,000 64. $1,200, Yes

1.9 Exponential Notation

2. 5^2 4. 13^3 6. 9^2 8. 1^4 10. 125 12. 64 14. 100,000 16. 64

1.5 Division

2. 6 4. 1 6. 56 8. 0 10. Not Defined 12. 5 14. 233 16. 108 r5

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