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Decimal multiplication inquiry 2

This lesson explores the connection between multiplying a number by a decimal and the addition of the same number and decimal multiplied by 10. By asking if this always happens, the students investigate place value using simple algebra. The resource includes the prompt, teacher notes and inquiry prompts.

Additional details
Year level(s)	Year 6, Year 7
Audience	Teacher
Purpose	Assessment task, Student task, Teaching resource, Teaching strategies
Format	Downloadable resources
Teaching strategies and pedagogical approaches	Collaborative learning, Explicit teaching, Mathematics investigation, Questioning
Keywords	decimal, place value, multiplication
Curriculum alignment
Curriculum connections	Critical and creative thinking, Numeracy
Strand and focus	Algebra, Number, Build understanding
Topics	Decimals, Place value, Multiples, factors and powers
AC: Mathematics (V9.0) content descriptions	AC9M6N06 Multiply and divide decimals by multiples of powers of 10 without a calculator, applying knowledge of place value and proficiency with multiplication facts; using estimation and rounding to check the reasonableness of answers AC9M7A02 Formulate algebraic expressions using constants, variables, operations and brackets
Numeracy progression	Number patterns and algebraic thinking (P6) Multiplicative strategies (P9) Number and place value (P9)
Copyright details
Organisation	Inquiry Maths
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