B4 Mathematics · Term 3, Week 1

Unknowns, Expressions and Equations

Full lesson notes coming

Notes for this lesson are being prepared. The curriculum details below are complete and ready to use for your planning.

Curriculum details

Strand
Algebra (Strand 2)
Sub-strand
Unknowns, Expressions and Equations (2.2)
Content standard
B4.2.2.2 - Solve one-step equations involving a symbol to represent an unknown number
Indicator
B4.2.2.2.7 - Create a problem for a given equation with one unknown.
Suggested placement
Term 3, Week 1 (Week 25 of the year)

Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.

Curriculum reference
Mathematics Curriculum for Primary Schools (Basic 4-6), 2019, p. 35

Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

E.g. 1. Provide an equation such as 14 + [] = 21 or 25 - [] = 18. Ask students to create a matching story problem and solve it. Observe to what extent students are able to:
-create a story to match the equation;
- explain the meaning of the unknown variable; and
- solve the problem in one or more way