Solve addition and subtraction word problems within 10 using objects and drawings (K.OA.A.2, MP.1, MP.4)
Exercise
Difficulty 4
~1 min
math.gK.s.ex_37
Compare Equation
Prompt
Story: 9 cars and 4 trucks. How many MORE cars than trucks? Write the equation.
How it's presented
mode
fill blank
Answer criteria
type
equation
value
9 - 4 = 5
Hints
- This is a COMPARE problem. Use subtraction.
- 9 minus 4.
Misconceptions to watch
- Writes 9 + 4 = 13 (compare-add error)
- Reverses to 4 - 9
Used in lessons