JHS3 Mathematics · Term 1, Week 7

Number Operations

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
Number (Strand 1)
Sub-strand
Number Operations (1.2)
Content standard
B9.1.2.2 - Apply the understanding of addition, subtraction, multiplication and division of decimal numbers to solve problems, and round answers to given decimal places and significant figures
Indicator
B9.1.2.2.2 - Solve word problems involving the four basic operations and round the answers to the nearest two decimal figures or to some significant figures.
Suggested placement
Term 1, Week 7 (Week 7 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, Common Core Programme (JHS1-JHS3), 2023, p. 169

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

Exemplars (from the NaCCA curriculum)

ii) The price of a jacket is three times that of a shirt. The price of a jacket is GH₵560.65. Mr Mensa bought two of the jackets and four shirts for his twin sons. Calculate the total amount Mr Mensa paid for the items, correct your answer to: α) two decimal places β)three significant figures