Yr 8 Directed Numbers

−2.65, +5.08, −0.4, −1.48, +1.67, +3.99

The smallest number in this list is:

• +5.08

• +1.67

• −2.65

• −0.4

+5.2,+2.6,−4.9,−2.5,−0.56,+7.5

The smallest number in this list is:

• −0.56

• +2.6

• −4.9

• +7.5

Which of the following number statements is true?

• −5 1/2 > −2.0

• 0.15 < −1.5

• −5.3 > 7.6

• −2.01 < −1.02

Which of the following number statements is true?

• −0.9 > 0.1

• −1.2 > 2.1

• 4.2 > −6.8

• −2.5 < −6.55

Which of the following lists of numbers is in ascending order?

• −2.3, −5.43, −16.45, 0.3, 2.89, 7.41

• 6.50, 2.6, 0.42, −4.06, −7.5, −11.2

• −20.3, −5.07, 0.3, 1.6, 8.55, 12.11

• 1.37, 4.65, 7.27, −8.48, 14.94, −15.06

Which of the following lists of numbers is in descending order?

• −11, 9.3, −5.6, 3.8, −2.9, 1.2

• −12, −5.62, −1.64, 0.5, 1.23, 11.5

• −7.81, −2.35, −1.24, 15.1, 2.7, 0.8

• 5.5, 1.4, 0.08, −1.5, −5, −6.95

The number equation represented by the number line shown is:

• (−5) + (−1) = +4

• (−5) + (+4) = −1

• (−1) + (+4) = −5

• (+4) + (−5) = −1

The number equation represented by the number line shown is:

• (+2) + (+5) = +3

• (+5) + (+3) = +2

• (+3) + (+2) = +5

• (+2) + (+3) = +5

Which of these calculations will result in a positive answer?

• (−2) + (+2)

• (−8) + (+9)

• (+3) + (−5)

• (−5) + (−2)

Which of these calculations will result in a negative answer?

• (+3) + (+6)

• (−7) + (+9)

• (−4) + (−2)

• (+5) + (−5)