09.02.2021

 

WALT- Add and Subtract within 20.

 

Starter- Draw the numbers below using pictures. You can use circles, stars, triangles or base 10 - lines for the number 10 and spots to represent the 1s. It is up to you what pictures you use and you can also use different pictures for each number!

 

9

 

13

 

20

 

32

 

Task- Answer the questions below using picture representations for each problem, as shown below. 

 

 

14+6=

18+0=

3-1=

18-7=

5+5=

4+9=

14-3=

20-15=

7-7=

14-0=

 

Extension- Draw the number lines in your unlined books and start on the biggest number in the problem, as these questions are to subtract. Then count how many jumps you take to get to the answer. The amount you jump back is the missing number.