Lesson Notes / Scheme of work
MATHEMATICS WEEK 1 – 12 LESSON TOPICS FIRST TERM JSS2
LARGE AND SMALL NUMBERS
i. Practical representation of numbers using
a. words only
b. digits only
c. mixture of digits and words ii. Identification of small numbers/fractions
iii. Place value of digits.
- Write numbers using mixture of digitsand words
- Read newspaper articles involvinglarge numbers.
Flash cards, chart showing place values of digits of a given large and small number.
STANDARD FORM OF NUMBERS
i. Expressing whole numbers in standard form
ii. Expressing decimal numbers in standard form.
iii. Quantitative reasoning (QR) involving standard form
a. Express whole numbers in standard form b. Express decimal fractions in standard form c. Change numbers given in standard form to ordinary form.
Cut-out of newspaper articles involving large and small numbers written in standard form.
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i. Approximation to a required degree of accuracy: tens, hundred, tenth etc.
ii. Approximation to decimal places
iii. Approximation to significant figures.
iv. Quantitative Reasoning involving approximation
- Round off numbers to required degree of accuracy.
- Round off numbers to 1 d.p, 2 d.p, 3 d.p.
- Round off numbers to significant figures.
Rounding off number chart.
FACTORS AND MULTIPLES
i. Factors of numbers
ii. Prime factors of numbers not greater than 200
iii. Expressing numbers as product of its prime factors
iv. Rules of divisibility
v. H.C.F of numbers.
i. Express numbers as product of prime factors.
ii. Find prime factors of numbers
iii. Find the H.C.F of a set of given whole numbers.
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FACTORS AND MULTIPLES
i. Multiples of numbers
ii. Common multiples and LCM
iii. Squares and square roots iv. finding square roots of numbers by factors.
a. Writecommonmultiplesofgiven numbers
c. Find square roots of perfect squares
by factor method
Multiplication tables/charts, squares and square root tables.
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i. Addition and subtraction of directed numbers.
ii. Multiplication and division of directed numbers
iii. Simplifying expression with directed numbers.
i. Add 2 or more directed numbers
ii. Multiply and divide directed numbers.
iii. Apply the sign rule in simplifying expressions with directed numbers. Instructional Resources:
i. Multiplication and division charts
ii. a chart showing multiplication and division of signs (sign rules).
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i. Additive inverse
ii. Multiplicative inverse
iii. Use of inverse operation solving simple equations.
a. Obtain the additive inverse and multiplicative inverse of given numbers b. Solve simple equations by performing inverse operations.
Chart showing inverse operations.
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SIMPLE EQUATIONS IN ONE VARIABLE
Solving equations of the form i. 2x = 8 (ii) 3n-4 = 5
iii. 3x-4 = 2x+1 (iv) 2y+4
Solve simple equations to obtain the unknown.
Chart showing inverse operations
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i. Introduction to the Cartesian plane
ii. Identifying the X and Y axis iii. Plotting points on the Cartesian plane (coordinates) iv. Construct shapes from given coordinates.
c. Plot given pints
Graph board, mathematical set.
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i. Identifying linear inequality in one variable
ii. Solving linear inequalities
iii. Graphical representation of solution of linear inequalities
iv. Word problems involving linear inequalities.
- Representaninequalityusinganumber line
- Show the region of solution for a giveninequality.
Flash cards showing some inequalities.
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i. Percentage and ratio
ii. Conversion of fractions to ratio, decimals, percentages.
iii. Quantitative Reasoning on fractions, ratios and percentages.
a. Convert fractions to ratio
- Convert fractions to decimals and vice-serva
- Convert fractions to percentages
- Convert percentages to fractions.
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EVERYDAY ARITHMETIC (TRANSACTION IN HOMES AND OFFICES)
i. Profit and loss
ii. Simple interest iii. Discount
a. Computelossorgain/profitfor transactions made.
b. Calculatesimpleinterestgiven principal, time and rate.
Collection of objects with price tag. Create a mini shop.
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