Unit 1 quiz review
- 1. Name _____________________________________ Date _____________________ Mrs. Labuski / Mrs. Portsmore Period _________ Unit 1 Quiz Review Complete the sentences below. Use the word box to help you. 1. The ____________ shows how many times a number should be multiplied by itself 2. The _____________ is the number used as a factor. In the example 32 (3 •3), the number three is this. 3. The _____________ tells how many times a number is used as a factor. 4. When the exponent is two, it can be read as __________________. 5. When the exponent is three, it can be read as __________________. 6. A number is in __________________________________ when it is written with a base and an exponent. 7. A__________________________________ is a mathematical phrase that includes only numbers and operation symbols. 8. To ________________ means to find the value of a numerical expression. 9. You need to know the _________________ because when an expression has more than one operation, you must know which operation to do first. base exponent order of operations cubed exponential form power evaluate numerical expression squared Solve. 10. 76 x 84 11. 459 ÷ 6
- 2. Write each expression in exponential form. 12. 10 • 10 • 10 • 10 _____ 14. ⅜ •⅜ •⅜ •⅜ _____ 13. 4•4•4 _____ 15. 6 ______ Find each value. 15. 8² ______ 19. 15squared ______ 16. 4³ ______ 20. 2 to the fifth power ______ 17. 50 ______ 21. 38to the first power ______ 18. 6 cubed ______ Write the missing exponent. 22. 36 = 6□ __________ 23. 8 = 2□ __________ Write the missing base. 24. 64 = 2 __________ 25. ¼ = 2 __________ Evaluate each expression. 26. 43 - 3 x 10 + 2 27. 1 + 4 ³ - 16 28. (15 - 6) x 2 + 20 29. 61 - 5 x 2 ³ + 5 30. 7 x 8 + (2 x 4) ÷ 4
- 3. Name _____________________________________ Date _____________________ Mrs. Labuski / Mrs. Portsmore Period _________ Unit 1 Quiz Review Complete the sentences below. Use the word box to help you. 1. The powershows how many times a number should be multiplied by itself 2. The base is the number used as a factor. In the example 32 (3 •3), the number three is this. 3. The _exponenttells how many times a number is used as a factor. 4. When the exponent is two, it can be read as squared. 5. When the exponent is three, it can be read as cubed. 6. A number is in exponential formwhen it is written with a base and an exponent. 7. Anumerical expression is a mathematical phrase that includes only numbers and operation symbols. 8. To evaluatemeans to find the value of a numerical expression. 9. You need to know the order of operations because when an expression has more than one operation, you must know which operation to do first. base exponent order of operations cubed exponential form power evaluate numerical expression squared Solve. 10. 76 x 84 11. 459 ÷ 6 6,384 76.5
- 4. Write each expression in exponential form. 12. 10 • 10 • 10 • 10 104 14. ⅜ •⅜ •⅜ •⅜ (⅜)4 13. 4•4•4 43 15. 6 61 Find each value. 15. 8² 8•8 64 18. 6 cubed 6•6 36 16. 4³ 4 •4 • 4 64 19. 15squared 152 = 15 • 15 = 225 17. 50 1 20. 2 to the fifthpower 25 = 32 21. 38to the firstpower 381 = 38 Write the missing exponent. 22. 36 = 6□ 62 23. 8 = 2□ 23 Write the missing base. 24. 64 = 2 82 25. ¼ = 2 ½2 Evaluate each expression. 26. 43 - 3 x 10 + 2 27. 1 + 4 ³ - 16 43 - 30 + 2 1 + 64 - 16 13 + 2 65 - 16 15 49 28. (15 - 6) x 2 + 20 29. 61 - 5 x 2 ³ + 5 9 x 2 + 20 61 - 5 x 8 + 5 18 + 20 61 – 40 + 5 38 21 + 5 26 30. 7 x 8 + (2 x 4) ÷ 4 7 x 8+8 ÷4 56+ 8 ÷ 4 56 + 2 58