P4.2
Demonstrate an understanding of equations involving symbols to represent an unknown value by:
  • writing an equation to represent a problem
  • solving one step equations.

[C, ME, PS, R]

Indicators for this outcome
(a)

Explain the purpose of the symbol, such as a triangle or circle, in an addition, subtraction, multiplication, or division equation with one unknown (e.g. 36 ÷ _ = 6).

(b)

Write an equation in symbolic form for a given pictorial or concrete representation.

(c)

Identify the unknown in a story problem, represent the problem with an equation, and solve the problem concretely, pictorially, or symbolically.

(d)

Create a problem in context for an equation with one unknown.

(e)

Solve a one-step equation using manipulatives.

(f)

Solve a one-step equation using guess and test.

(g)

Explain what is meant by "one-step equation with one unknown".

(h)

Represent and solve an addition or subtraction problem involving a "part-part-whole" or comparison context using a symbol to represent the unknown.

(i)

Represent and solve a multiplication or division problem involving equal grouping or partitioning (equal sharing) using a symbol to represent the unknown.

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