Center
Five in a Row: Addition and Subtraction (1–2)
Stage 1: Add 1 or 2
Narrative
Additional Information
Each group of 2 needs 25 counters.
Stage 2: Subtract 1 or 2
Narrative
Students choose a number card 0-10 and choose to subtract 1 or 2 from the number on their card and then place their counter on the difference.
Variation:
Students can choose to add or subtract 1 or 2.
Additional Information
Stage 3: Add 7, 8, or 9
Narrative
Students choose a number card 0-10 and choose to add 7, 8, or 9 to the number on their card and then place their counter on the sum.
Additional Information
Stage 4: Add or Subtract 10
Narrative
Additional Information
Stage 5: Add within 100 without Composing
Narrative
Partner A chooses two numbers and places a paper clip on each number. They add the numbers and place a counter on the sum. Partner B moves one of the paper clips to a different number, adds the numbers, and places a counter on the sum. Students take turns moving one paper clip, finding the sum, and covering it with a counter.
Two gameboards are provided, one where students add a one-digit and a two-digit number and one where they add a two-digit and a two-digit number.
Additional Information
Stage 6: Add within 100 with Composing
Narrative
Partner A chooses two numbers and places a paper clip on each number. They add the numbers and place a counter on the sum. Partner B moves one of the paper clips to a different number, adds the numbers, and places a counter on the sum. Students take turns moving one paper clip, finding the sum, and covering it with a counter.
Additional Information
Stage 7: Add within 1,000 without Composing
Narrative
Partner A chooses two numbers and places a paper clip on each number. They add the numbers and place a counter on the sum. Partner B moves one of the paper clips to a different number, adds the numbers, and places a counter on the sum. Students take turns moving one paper clip, finding the sum, and covering it with a counter.