Elaboration ACMNA051
identifying even numbers using skip counting by twos or by grouping even collections of objects in twos
Elaboration | ACMNA051 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA051
explaining why all numbers that end in the digits 0, 2, 4, 6 and 8 are even and that numbers ending in 1, 3, 5, 7 and 9 are odd
Elaboration (1) | ACMNA051 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA052
placing four-digit numbers on a number line using an appropriate scale
Elaboration | ACMNA052 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA052
reproducing numbers in words using their numerical representations and vice versa
Elaboration (1) | ACMNA052 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA053
recognising that 10 000 equals 10 thousands, 100 hundreds, 1000 tens and 10 000 ones
Elaboration | ACMNA053 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA053
justifying choices about partitioning and regrouping numbers in terms of their usefulness for particular calculations
Elaboration (1) | ACMNA053 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA054
demonstrating the connection between addition and subtraction using partitioning or by writing equivalent number sentences
Elaboration | ACMNA054 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA055
recognising that certain single-digit number combinations always result in the same answer for addition and subtraction, and using this knowledge for addition and subtraction of larger numbers
Elaboration | ACMNA055 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA055
combining knowledge of addition and subtraction facts and partitioning to aid computation (for example 57 + 19 = 57 + 20 – 1)
Elaboration (1) | ACMNA055 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA056
establishing multiplication facts using number sequences
Elaboration | ACMNA056 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA057
writing simple word problems in numerical form and vice versa
Elaboration | ACMNA057 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA057
using a calculator to check the solution and reasonableness of the answer
Elaboration (1) | ACMNA057 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA058
partitioning areas, lengths and collections to create halves, thirds, quarters and fifths, such as folding the same sized sheets of paper to illustrate different unit fractions and comparing the number of parts with their sizes
Elaboration | ACMNA058 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA058
locating unit fractions on a number line
Elaboration (1) | ACMNA058 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (2) ACMNA058
recognising that in English the term ‘one third’ is used (order: numerator, denominator) but that in other languages this concept may be expressed as ‘three parts, one of them’ (order: denominator, numerator) for example Japanese
Elaboration (2) | ACMNA058 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA059
recognising the relationship between dollars and cents, and that not all countries use these denominations and divisions (for example Japanese Yen)
Elaboration | ACMNA059 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMNA060
identifying and writing the rules for number patterns
Elaboration | ACMNA060 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMNA060
describing a rule for a number pattern, then creating the pattern
Elaboration (1) | ACMNA060 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration ACMMG061
recognising the importance of using common units of measurement
Elaboration | ACMMG061 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum
Elaboration (1) ACMMG061
recognising and using centimetres and metres, grams and kilograms, and millilitres and litres
Elaboration (1) | ACMMG061 | Content Descriptions | Year 3 | Mathematics | F-10 curriculum