Numeracy stages explained

Yarek

Number Strategies; Curriculum Levels; and Stages:


Number strategies are the mental strategies that students use to estimate answers and solve problems
 within the operational domains of addition and subtraction, multiplication and division, and
 proportions and ratios.

Stage 1 One-to-one Counting

Stage 2 Counting from One on Materials

Stage 3 Counting from one by imaging

At this stage in the number strategy progression, students are able to count a set of objects or 
form sets of objects to solve simple addition and subtraction problems. They solve problems 
external image st_l1_overview.gif
by counting all the objects.







Stage 4 Advanced counting

At this stage in the number strategy progression, students are able to use counting on or 
counting back to solve simple addition or subtraction problems.



external image st_l1i_overview.jpg





Stage 5 Early additive

At this stage in the number strategy progression, students are able to use a limited range of
 mental strategies to estimate answers and solve addition or subtraction problems. These 
strategies involve deriving the answer from known basic facts (for example, doubles, fives, 
and making tens).

external image st_l2_overview.gif






Stage 6 Advanced additive and early multiplicative

At this stage in the number strategy progression, students are able to choose appropriately 
from a broad range of advanced mental strategies to estimate answers and solve addition and 
subtraction problems involving whole numbers (for example, place value positioning, rounding, 
compensating, and reversibility). They use a combination of known facts and a limited range 
of mental strategies to derive answers to multiplication and division problems (for example,
 doubling, rounding, and reversibility).

external image st_l3_overview.gif








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