Description

Author: Karelien Kriel

Number of pages: 10 (Act) + 9 (Memo)

With Thinking Tools

• Activity 1: Break up numbers into tens and units; bridge maps; tables
• Activity 2: Add tens; add units; add T and U; lids; explain
• Activity 3: Same as Activity 2, but now the units add up to more than 10
• Activity 4: Add tens and units on tree maps; units smaller and larger than 10; explain
• Activity 5: Add in columns; units add up to less or equal to 10; explain
• Activity 6: Add in columns; units add up to more than 10; explain
• Activity 7: Add 2-digit numbers and fill answers in the number puzzle