This learning activity, ‘How Old?’, uses students’ knowledge of “-teen” and “-ty” numbers. Students complete a table showing numbers as words and as numerals and splitting the numbers into tens and ones. An answer sheet is provided and includes teaching notes with suggestions for supporting learning and further exploration.
This learning activity, ‘Shaker Makers’, helps students to understand the difference between “-teen” and “-ty” numbers. Words and numerals are connected to concrete materials in the form of groups of 10 beans in a canister and single beans. An answer sheet is provided and includes teaching notes with suggestions for supporting learning and further exploration.