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Year 9 Number
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last edited
by Steven Cooper 9 years, 1 month ago
Number Teaching notes |
No calculator 1-5. |
1. 4 rules of number. x ÷ by 2 digit numbers, by powers & multiples of 10. |
Estimation & approximation in x and ÷ |
2. Fractions: Equivalence, cancellation ''of'', mixed numbers. |
ADDITION & SUBTRACTION. |
MULTIPLICATION & DIVISION. |
3. Decimals: fraction equivalent, + - x ÷ by integer. |
x and ÷ by DECIMAL(1 d.p.) D.p and SIGNIFICANT FIGURES rounding. |
4. %: as, ''of '', change,fraction, and decimal equivalents. |
5. Factors, multiples and prime factors |
6. Index notation, square, cube square and cube roots. |
STANDARD FORM (incl negative index)
Standard Form introduction.pptx Standard Form with calculator.pptx
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7. Use of the calculator for section 6 & for calculations involving fractions, % decimals, discounts, VAT. |
COMPOUND and REVERSE %. |
8. Mean speed and density. |
9. SIMPLE INTEREST |
10. Unitary Method |
11. Ratio: equivalent fraction, change into given ratio, mixtures, scale 1:n.
Dividing into a given ratio.pptx
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LEVEL 3 - 5 TOPICS |
LEVEL 6 TOPICS |
LEVEL 7 TOPICS |
LEVEL 8 TOPICS |
Year 9 Number
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