B4 Mathematics · Term 2, Week 10
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
- B4.2.2.1 - Express a given problem as an equation in which a symbol is used to represent an unknown number
- Indicator
- B4.2.2.1.2 - Express a given pictorial or concrete representation of an equation in symbolic form
- Suggested placement
-
Term 2, Week 10
(Week 22 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. 33
Transcribed from the official NaCCA publication. Check this page against the source.
Exemplars (from the NaCCA curriculum)
E.g. 1. Provide a pictorial representation of the following and ask students to write equations with unknowns for each situation. Students need not solve their equations. (i) The perimeter of a triangle is 12 cm. One side is 3 cm and another side is 4 cm. What is the length of the third side? (ii) Mansa has three types of stickers. She has 25 stickers, 3 are Cocoa stickers and 18 are Cashew stickers. How many of the third type does she have? (iii) Kojo's age and his sister's age add up to 18. If Kojo is 12, how old is his sister?