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Numbers and Number Sense

Numbers and Number Sense. Math 7. Which property is shown in the following number sentence?. Multiplicative identity property Additive identity property Multiplicative inverse property Additive inverse property. Which statement is false?. A B C D. Which number is equivalent to 0.7%?.

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Numbers and Number Sense

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  1. Numbers and Number Sense Math 7

  2. Which property is shown in the following number sentence? • Multiplicative identity property • Additive identity property • Multiplicative inverse property • Additive inverse property

  3. Which statement is false? • A • B • C • D

  4. Which number is equivalent to 0.7%? • 0.007 • 0.07 • 7 • 70

  5. Anne’s utility bills for three months were $59, $67, and $33. To add the utility bills mentally, Anne thought“(59 + 67)+33=59+(67+33)” What property did Anne use? • Inverse property of addition • Identity property of addition • Commutative property of addition • Associative property of addition

  6. exponent • 404 • 6 • -6 • -404

  7. Which is correctly written in scientific notation? • 5.6×106 • 56 ×105 • 5,600,000 • 56 million

  8. Which is true? • A • B • C • D

  9. Which set is ordered greatest to least ? • { 16%, ⅙, 1.6 × 106, 0.166 } • { 16%, 0.166, ⅙, 1.6 × 106 } • {1.6 × 106, 16%, ⅙, 0.166 } • {1.6 × 106, ⅙, 0.166, 16%}

  10. Which property is used in the following number sentence? 4(3+n) = (4·3) + (4·n) • Distributive property • Additive inverse property • Associative property of addition • Commutative property of addition

  11. Which of the following is another way of expressing 2 out of 8 ? • 2.5% • 25% • 2.5 • 25

  12. Which list is in order from least to greatest ? • 0.17, 40%, ⅔, ⅝, 0.78 • 0.17, 40%, ⅝, ⅔, 0.78 • 0.78, ⅝, ⅔, 40%, 0.17 • 0.78, ⅔, ⅝, 40%, 0.17

  13. The fraction ⅛ is equivalent to — • 0.012% • 0.125% • 12.5% • 125%

  14. Which of the following equations illustrates the multiplicative property of zero? • 10 ·0 = 0 • 10 + (−10) = 0 • 10(15 · 0) = 10(0 · 15) • 10(8 + 0) = 10 · 8 + 10 · 0

  15. Which is false ? • 35 ÷ (−30 + 37) = (−35 ÷ −30) + (−35 ÷ 37) • (−891 + 345) − −78 = −891 + (345 − −78) • −5 · (−35 + 42) = (−5 · −35) + (−5 · 42) • −62 + 123 = 123 + −62

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