Year 5 Decimals 12 warm up questions

A comprehensive set of decimal reasoning warm-up activities designed to challenge misconceptions and develop mathematical explanation skills in Year 5.

This resource includes a 12-step sequence of “Do you agree or disagree?” reasoning prompts, each presenting a mathematical statement based on common misconceptions involving decimals and calculation.

Pupils are encouraged to:

Decide whether a statement is correct or incorrect

Explain and justify their reasoning clearly

Use appropriate mathematical vocabulary

Show working using formal written methods where appropriate

What’s included:

12 structured reasoning steps

A range of decimal-based problems

Opportunities for discussion, justification and deeper thinking

Covers:

Adding and subtracting decimals

Decimal place value

Rounding decimals

Missing number problems

Sequences involving decimals

Multiplying decimals by 10

Using column methods

How it can be used:

Maths lesson starters

Whole-class discussion prompts

Partner or group reasoning tasks

Assessment for learning

Suitable for Year 5 and lower Year 6.