Count on/Count back
How can you show the addition fact 6 +3 by COUNTING ON?
What is 6, 7, 8, 9?
Solve the doubles fact: 6 + 6 = ?
12
Maximillian draws 5 dogs. Eli draws 6 dogs. How many dogs did they draw in all?
How can you show the subtraction fact 10-4 by COUNTING BACK?
10, 9, 8, 7, 6
Solve the near doubles fact 4 + 5 = ?
9
Ms. Piligian has 5 fewer apples than Ines. Ines has 10 apples. How many fewer apples does Ms. Piligian have than Ines?
Would you count ON or count back for 6 + 5?
Count on
Is this fact a doubles or near doubles fact?
3 + 4 =?
Near Doubles
Will has some Pokemon cards. He gives 4 away. Now he has 8 Pokemon cards. How many did he have at first?
12 cards.
8 + 4 =12
12- 4 = 8
Would you count on or count back for 7 - 3?
Count back
What is a doubles fact?
Adding a number to itself is a doubles fact
Liam has 8 books. Gottlieb has 3 MORE books than Liam. How many books do they have in all?
Liam has 8 books. Gottlieb has 3 + 8 = 11 books.
11 + 8 = 19 books in all