standard_description: Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (e.g., 18 = 10 + 8); understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones.
problem_activity: Stage 6: Decimals
Required Preparation
Materials to Copy
Blackline Masters
Mystery Number Stage 6 Gameboard

Narrative
Students choose a mystery number (up to nine digits) from the gameboard. Students give clues using the given vocabulary.


aligns: no