Activities and Assessments (Designed to move students from step 5 to step 6)
Focus: Quickly determining the total of a collection presented so it can be visually perceived as two equal rows, or a “double’ number. Practicing and consolidating “doubles” number facts and using these to develop efficient addition strategies.
How: See Dot Doubles instruction sheet
Part-part whole board : Difference to 20
Focus: Solving “difference” or “missing addend” problems for totals to 20 without the use of counters or visual cues.
Focus: For the Players: Solving “difference” or “missing addend” problems for totals to 20 without the use of counters or visual cues; For the Dealer: Finding the total of two numerals (each in the range to 10) by using doubles, near doubles and part-part-whole knowledge.
How: See Salute instructions
Add / Subtract 2
Activity based indicators that students have achieved the target understandings