Subtraction within 10 using concrete and pictorial strategies (K.OA.A.1, K.OA.A.5)
Exercise
Difficulty 2
~0 min
math.gK.s.ex_20
Write Subtract Equation
Prompt
Fill in: 9 - 4 = ___
How it's presented
mode
fill blank
Answer criteria
type
numeric
value
5
Hints
- Use counters: 9 then take 4 away.
- Use rekenrek: slide 9, then slide back 4.
Misconceptions to watch
- Writes 13 (adds)
- Writes 4
Used in lessons