# MATHEMATICS WEEK 1 – 12 LESSON TOPICS FIRST TERM JSS2

**WEEK: ONE**

**TOPIC/CONTENTS:**

**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.**

**ACTIVITIES:**

**Students:**

**Writeandreadlargenumbers****Write numbers using mixture of digits****and words****Read newspaper articles involving****large numbers.**

**Instructional Resources:**

**Flash cards, chart showing place values of digits of a given large and small number.**

**WEEK: TWO**

**TOPIC/CONTENTS:**

**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**

**ACTIVITIES:**

**Students:**

**a. Express whole numbers in standard form b. Express decimal fractions in standard form c. Change numbers given in standard form to ordinary form.**

**Instructional Resources:**

**Cut-out of newspaper articles involving large and small numbers written in standard form.**

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**WEEK: THREE**

**TOPIC/CONTENTS:**

**APPROXIMATION**

**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**

**ACTIVITIES:**

**Students:**

**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.**

**Instructional Resources:**

**Rounding off number chart.**

**WEEK: FOUR**

**TOPIC/CONTENTS:**

**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.**

**ACTIVITIES:**

**Students:**

**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.**

**Instructional Resources:**

**Multiplication tables/chart.**

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**WEEK: FIVE**

**TOPIC/CONTENTS:**

**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.**

**ACTIVITIES:**

**Students:**

**a. Writecommonmultiplesofgiven numbers**

**b. Identifyperfectsquares**

**c. Find square roots of perfect squares**

**by factor method**

**Instructional Resources:**

**Multiplication tables/charts, squares and square root tables.**

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**WEEK: SIX**

**TOPIC/CONTENTS:**

**DIRECTED NUMBERS**

**i. Addition and subtraction of directed numbers.**

**ii. Multiplication and division of directed numbers**

**iii. Simplifying expression with directed numbers.**

**ACTIVITIES:**

**Students:**

**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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**WEEK: SEVEN**

**TOPIC/CONTENTS:**

**INVERSE IDENTITY**

**i. Additive inverse**

**ii. Multiplicative inverse**

**iii. Use of inverse operation solving simple equations.**

**ACTIVITIES:**

**Students:**

**a. Obtain the additive inverse and multiplicative inverse of given numbers b. Solve simple equations by performing inverse operations.**

**Instructional Resources:**

**Chart showing inverse operations.**

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**WEEK: EIGHT**

**TOPIC/CONTENTS:**

**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**

**7=2**

**ACTIVITIES:**

**Students:**

**Solve simple equations to obtain the unknown.**

**Instructional Resources:**

**Chart showing inverse operations**

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**WEEK: NINE**

**TOPIC/CONTENTS:**

**GRAPHS**

**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.**

**ACTIVITIES:**

**Students:**

**a. IdentifytheXandYaxis**

**b. DrawtheCartesianplane**

**c. Plot given pints**

**d. Joinplottedpointstoformshapes.**

**Instructional Resources:**

**Graph board, mathematical set.**

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**WEEK: TEN**

**TOPIC/CONTENTS:**

**LINEAR INEQUALITIES**

**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.**

**ACTIVITIES:**

**Students:**

**Solveaninequality****Representaninequalityusinga****number line****Show the region of solution for a given****inequality.**

**Instructional Resources:**

**Flash cards showing some inequalities.**

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**WEEK: ELEVEN**

**TOPIC/CONTENTS:**

**EVERYDAY ARITHMETIC**

**i. Percentage and ratio**

**ii. Conversion of fractions to ratio, decimals, percentages.**

**iii. Quantitative Reasoning on fractions, ratios and percentages.**

**ACTIVITIES:**

**Students:**

**a. Convert fractions to ratio**

**Convert fractions to decimals and vice-serva****Convert fractions to percentages****Convert percentages to fractions.**

**Instructional Resources:**

**Multiplication/Division charts.**

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**WEEK: TWELVE**

**TOPIC/CONTENTS:**

**EVERYDAY ARITHMETIC (TRANSACTION IN HOMES AND OFFICES)**

**i. Profit and loss**

**ii. Simple interest iii. Discount**

**iv. Commission**

**ACTIVITIES:**

**Students:**

**a. Computelossorgain/profitfor transactions made.**

**b. Calculatesimpleinterestgiven principal, time and rate.**

**Instructional Resources:**

**Collection of objects with price tag. Create a mini shop.**

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