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Castle Cove Public School

Castle Cove Public School


Telephone02 9417 1039

Green Level

Green Level maths mastery facts are introduced in Year 4. Ideally, most students will master these facts within the year.  However, provision is made for them to continue to work on them throughout the following years. 


Badges include:

5 Digit ordering  Order five-digit numbers and compare them using >, < and =

5 Digit rounding Round five-digit numbers to the nearest 1000 and 10 000

4x, 6x, 7x, 8x, 9x facts Recall multiplication tables and related division facts

Factors  Identify factors of known multiplication facts

Tenths  convert tenths to decimals (1/10 = 0.1, 2/10 = 0.2) 

Rounding decimals Round a number with one or two decimal places to the nearest whole number (2.52 rounds to 3)

Ordering decimals  Order and compare decimals (0.1<0.6)

Decimal conversion  Convert 1/2, 1/4, 3/4 to decimals

Time  Identify that there are 60 seconds in a minute, 60 minutes in an hour and 24 hours in a day.  Convert between analog and digital time.

Temperature  Identify the freezing and boiling point of water, and the average body temperature in degrees Celsius.

Compass Identify compass directions N, S, E, W and NS, SE, SW, NW.

Length Convert cm to m (200cm = 2m, 250cm = 21/2m), convert between cm and mm, and record m and cm in decimal notation (0.32m, 2.5m)

Angles   Identify acute, obtuse, straight, revolution and reflex angles

Mass  Identify the number of grams in 1kg, 1/2kg, 1/4kg and 3/4kg. 

Mass conversion Convert between kg and g (1250g = 1kg 250g)

Volume Identify the number of millilitres in 1L, 1/2L, 1/4L and 3/4L.

Volume Conversion Convert between L and mL (1250mL = 1L 250mL)

2D shapes  Identify a quadrilateral, pentagon, hexagon, octagon, rhombus,  trapezium and kite.

3D objects Sketch a prism, pyramid, cube, sphere, cone and cylinder