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. 

For online practice go to our Green Level Symbaloo. You can also ask your child's teacher for some practice materials. 


Badges include:

5 Digit counting  Count forwards and backwards from any 5 digit number, arrange 5 digit numbers in order and say the number before and after, round to 10 000 and compare using greater than or less than.

Factors  Determine factors for a given whole number

4x, 6x, 7x, 8x, 9x know multiplication tables

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

Tenths  can convert tenths to decimals (1/10 = 0.1, 2/10 = 0.2) Shows tenths to 1 and 2 decimal places (0.3, 0.30)

Rounding decimals Rounding a number with one or two decimal places to the nearest whole number

Ordering decimals  Order and compare decimals (0.1<0.6)

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

Time  60 seconds in a minute, 60 minutes in an hour, 24 hours in a day, AM/PM, convert analog to digital time and visa versa

Temperature  freezing and boiling temperatures of water, average body temperature

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

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

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

Mass  grams in a whole, 1/2, 1/4 and 3/4 kilogram. Convert between kg and g (1 250g = 1kg 250g)

Volume mL in whole, 1/2, 1/4 and 3/4 Litre. Convert between L and mL (1 250 mL = 1L 250 mL)

Sketch 3D sketch prism, pyramid, cube, sphere, cone and cylinder

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