Just before one thousand
Useful job
Make a useful quantity guide. Keep the whole quantity and the value of each digit clear.
Whole supplied source
Fictional quantity card set: Just before one thousand. First card states 998 labels; second card states 999 labels; third card states 1000 labels. These are stated counts of the same kind of label, not observed stocks, money, distances or prices. Ten hundreds represent 1000. Its numeral has four digits; it is the taught boundary, not a three-digit quantity. The task is to represent, compare or order these stated quantities and give a checking reason.
Try it your way
- Receive a first idea with no supplied solution.
- Represent the stated quantities, then compare/order or rename exactly as the source requests. Explain what each place and result counts.
- Try the idea on the same complete paper source; an agreeing helper moves or scribes exactly as directed.
- Keep one useful guide and one checking sentence. A proposed reader test stays proposed.
Another try
Choose a different representation of the same given whole or a clearly stated new quantity. Recalculate/reorder instead of carrying an earlier answer.
Speech, signing, AAC, pointing, marks, tactile row/column labels or exact dictation are available. Record any supplied mathematical choice separately; pause/skip/solo work is fine.