Ontario · Grade 4
G4.C2.2
Grade 4 — Determine the unknown in equations involving a single operation, and verify the solution.
The skill that covers it
What a student should be able to do
- Solve x + a = b and x - a = b.
- Solve ax = b and x / a = b.
- Check a solution by substituting it back.
- Write a one-step equation from a word problem.