Numbers on a number line
Select and use appropriate tools and representations (number lines, hundred squares, rulers, part-whole models) to support problem-solving
Lesson
Set out your lesson
Choose a representation for a reason rather than always doing a calculation mentally.
Before teaching
Use this short check, then start teaching.
Inferred, not a taxonomy edge: learner can access the supplied prompt with agreed support and can explain or mark a response. If earlier skills are unfamiliar, use the prerequisite topic for teaching; an authored prerequisite is not proof this learner is ready.
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Teaching approaches
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1 approach
Choose a representation for a reason rather than always doing a calculation mentally.
Choose a representation for a reason rather than always doing a calculation mentally.
Family records and proof options
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Learning resources
Extra practice links — they do not replace Gakuva’s teaching approach.
NRICH · Practice link — not the full lesson
Primary
Before you open · source notes
Primary supports Numbers on a number line. An adult previews and guides; this is a learning page, not a scored quiz.
Free educational page, no sign-in required for the tested path.
Before you openAsk the learner one fact they learned and one question they still have.
Opening this link does not save learning or assess mastery.
Source, access and review notes
Public NRICH page. An anonymous GET on 2026-11-12 returned HTTP 200 with no login or payment prompt for this URL. Opening the link does not save practice or assess mastery. An adult should preview and guide the learner.
NRICH. “Primary.” External page; Gakuva does not copy, host, embed, or redistribute materials.
Unknown — link only
Check understanding
- Choose a number line or hundred square to support adding or subtracting two-digit numbers
- Select a ruler when a problem requires measuring length
- Explain why one representation (e.g. a number line vs cubes) is more helpful for a particular problem
“When your child is tackling a maths problem, do they choose a useful tool — like a number line for addition or a hundred square to count on — rather than always working in their head?”
Curriculum record
- Type
- Meta
- Subject
- Mathematics
- Domain
- Mathematical Thinking
- Age range
- Ages 6–7
Standards