Grade 6 Mathematics — Term 1, Week 9

5 day-plan(s) · WeLearn Math

Grade 6 Mathematics · Term 1, Week 9 · 60 minutes

Objectives	Students will be able to: (1) calculate volume of cuboids and cylinders; (2) use V = lwh and V = pi r squared h; (3) convert cubic units.
Materials	Centicubes, cylinders, measuring tools, worksheets.
Key vocabulary	volume, prism, cylinder, cubic centimetre, cubic metre
Engage (starter)	(10 min) "A cylinder is like a prism with circular base. Volume = area of base x height."
Develop (main)	(35 min) 1. Practice cuboids. 2. Derive cylinder formula. 3. Calculate. 4. Word problems. 5. Worksheet.
Plenary (close)	(10 min) Quick quiz: "Volume of cylinder r=7cm, h=10cm?"
Assessment	Correct volume calculation.
Teacher notes	Link to capacity (1 cubic cm = 1 mL).

Grade 6 Mathematics · Term 1, Week 9 · 60 minutes

Objectives	Students will be able to: (1) calculate surface area of cuboids; (2) use net; (3) solve problems.
Materials	Box nets, rulers, worksheets.
Key vocabulary	surface area, net, face, area, sum
Engage (starter)	(10 min) "Unfold a box - that's a net. The surface area is the total area of all faces."
Develop (main)	(35 min) 1. Draw nets. 2. Calculate area of each face and sum. 3. Practice. 4. Real-life (wrapping paper). 5. Worksheet.
Plenary (close)	(10 min) Quick quiz: "Surface area of a cube with side 5 cm?" (150 sq cm)
Assessment	Correct surface area.
Teacher notes	Practical application.

Grade 6 Mathematics · Term 1, Week 9 · 60 minutes

Objectives	Students will be able to: (1) find HCF and LCM by prime factorisation; (2) solve word problems; (3) apply to fractions.
Materials	Factor trees, whiteboards, worksheets.
Key vocabulary	prime factor, HCF, LCM, Venn diagram
Engage (starter)	(10 min) "Find HCF and LCM of 24 and 36 using prime factors. HCF is the intersection of the sets."
Develop (main)	(35 min) 1. Review factor trees. 2. Use Venn diagram to organise prime factors. 3. Practice. 4. Word problems (e.g., cycles, bells). 5. Worksheet.
Plenary (close)	(10 min) Quick quiz: "HCF of 45 and 60?"
Assessment	Correct HCF and LCM.
Teacher notes	Efficient method.

Grade 6 Mathematics · Term 1, Week 9 · 60 minutes

Objectives	Students will be able to: (1) convert between mixed and improper; (2) add, subtract, multiply, divide mixed numbers; (3) solve problems.
Materials	Fraction tiles, whiteboards, worksheets.
Key vocabulary	mixed number, improper, convert, simplify
Engage (starter)	(10 min) "To add 1 1/2 + 2 1/3, convert to improper: 3/2 + 7/3, find LCD 6..."
Develop (main)	(35 min) 1. Conversion practice. 2. All operations. 3. Word problems. 4. Worksheet.
Plenary (close)	(10 min) Mixed number bingo.
Assessment	Correct operations.
Teacher notes	Fluency with fractions.

Grade 6 Mathematics · Term 1, Week 9 · 60 minutes

Objectives	Students will be able to: (1) consolidate measurement and number theory; (2) complete a test; (3) self-assess.
Materials	Test, self-assessment.
Key vocabulary	review
Engage (starter)	(10 min) Quick mental: "Volume of cube 4 cm. HCF of 18 and 27."
Develop (main)	(35 min) 1. Test. 2. Self-mark. 3. Identify weak areas. 4. Write a study guide. 5. Pair share.
Plenary (close)	(10 min) Study guide exchange.
Assessment	Test score; reflection.
Teacher notes	Prepare for Term 1 exam.