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5.NA.3 – Describe spatial and number patterns, using rules that involve spatial features, repeated addition or subtraction, and simple multiplication.
Samples: Single Digit Addition Match. Place value - 'Adding On' single digit numbers.
5.NA.1 – Apply additive and simple multiplicative strategies and knowledge of symmetry to:
5.NA.1.a – Combine or partition whole numbers
Samples: Reading numbers – to 10 000. Write numbers – to 10 000. Comparing numbers – to 10 000.
Number and place value
ACMNA055 – Recall addition facts for single-digit numbers and related subtraction facts to develop increasingly efficient mental strategies for computation
Samples: Adding three numbers. Add three numbers - each under 6. Adding three single-digit numbers.
You can go to an overview of all the curricula here.