Directed Numbers 2 Year 7 DHS

Addition

100

-15 + 18

What is 13?

200

-33 + (-7)

What is -40

300

3+(-12)

What is -9?

400

0+(-15)

What is -15?

500

16+8+(-17)

What is -3?

Subtraction

100

-5-9

What is -14?

200

-3-(-8)

What is 5

300

14-(-6)

What is 20?

400

-16-(-5)

What is -11

500

46-20-(-15)

What is 41?

Multiplication

100

2x(-5)

-10

200

3x(-6)

-18

300

(-2)x2

-4

400

(-2)x(-12)

24

500

(-5)x(-2)x2

20

Ordering Numbers

100

Place numbers in ascending order:

-3, 0, 3, -1

-3, -1, 0, 3

200

Place numbers in ascending order:

-.5, -100, 0, 10

-100, -.5, 0, 10

300

Place numbers in ascending order:

-1.5, 7.3, 7, 0, -1

-1.5, -1, 0, 7, 7.3

400

Place numbers in descending order:

-0.5, -0.6, -1, 1, 0

1, 0, -0.5, -0.6, -1

500

Place numbers in descending order:

-3/4, -1/2, 0, 3/4, 1

1, 3/4, 0, -1/2, -3/4

Animals

100

Do ants sleep?

no

200

What is the collective noun for crows?

widow

300

What is the fastest sea animal?

sailfish

400

What is the colour of Octopus blood?

Blue

500

What type of bird is the only type that can fly backwards?

Hummingbird

Local knowledge

100

what is the name of the large waterfall approximately 1.2 km north of Dorrigo?

Dangar Falls

200

What two streets intersect at the monument in dorrigo?

Bielsdown Street and Hickory Street

300

How high is the skywalk at Dorrigo Rainforest Centre?

70m above rainforest floor

400

How old is the Gondwana Rainforest?

180 million years old

500

What is one of the walks at Dorrigo Rainforest?

Wonga Walk

Rosewood Creek

Crystal Shower Falls

Red Cedar Falls