SNC-Mathematics-Grade 3

Grade 3

Unit

Contents and Scope

SLOs

Suggested Activities/ web links

Unit 1:

Whole

numbers

1.1. Roman

numbers

i. Read Roman numbers up to 20.

http://www.amblesideprimar y.com/ambleweb/mentalmat hs/supersequencer.html

 

http://www.ixl.com/math/ grade-4/place-values

 

http://www.whoinventedit. net/who-invented-number s.html

 

http://www.free-training-t utorial.com/place-value/co llecttheships.html

 

http://www.free-training-t utorial.com/place-value/ai rplanes.html

 

http://www.free-training-t utorial.com/place-value/cr eatenumber.html

ii. Write Roman numbers up to 20.

1.2. Even and

odd numbers

i.  Recognise even and odd numbers up to 99 within a given

sequence.

ii. Differentiate between even and odd numbers within a given

sequence.

1.3. Numbers up to 10,000

i. Read and write given numbers up to 10,000 (ten thousand) in

numerals and words.

1.4. Place values

i.  Identify the place values of

numbers up to 5 - digit.

1.5.  Number Line

i. Represent a given number on number line up to 2 - digit numbers.

ii. Identify the value of a number from number line up to 2 - digit

numbers.

1.6. Comparing and ordering numbers

i.  Compare two numbers up to

3 - digits using symbols “<”, “>”, or “=”.

ii. Write the given set of numbers in ascending and descending order

(numbers up to 3 - digit).

1.7.  Estimation

i.   Round off a whole number to the

nearest 10 and 100.

Note: In case of student with disabilities activities will be adapted according to the requirements of the child.

 

Unit

Contents and Scope

SLOs

Suggested Activities/ web links

Unit 2: Number Operations

2.1.  Addition

i.      Add numbers up to 4 - digit with and without carrying.

Roll two dice twice a time, make 2 - digit numbers and then add on number line.

ii.     Add numbers up to 100 using

mental  calculations.

iii.    Solve real life number stories up to 4 - digit with and without

carrying involving addition.

2.2.  Subtraction

i.      Subtract numbers up to 4 - digit with and without borrowing.

Roll two dice twice a time, make 2 - digit numbers and then subtract on number line.

  1. Subtract numbers up to 100 using mental calculations
  2. Solve real life number stories.

up to 4 - digit with and without borrowing involving

subtraction.

2.3.   Multiplication

i.      Develop multiplication tables

for 6, 7, 8, and 9.

https://www.tes.co.uk/teac hing-resource/recognise- multiples-of-2-5-and-10-w orksheet-6372812

 

Ask students to explain the concept of multiplication with zero as zero group of 5 apples or 5 group of zero apples.

 

https://www.homeschoolm ath.net/teaching/md/zero_ and_one.php

ii.     Multiply 2-digit number by

1 - digit number.

iii.    Multiply a number by 0 and 1.

iv.    Apply mental mathematical strategies to multiply 1 - digit

numbers to 1 - digit numbers.

v.     Solve real life situations involving multiplication of

2 - digit numbers by 1 - digit

numbers.

2.4.  Division

i.      Divide 2 - digit number by a 1 - digit number (with zero remainder).

Describe  a  context  in which a number  of  shares or a number of groups can be expressed as 56 ÷ 8.

ii.     Apply mental mathematical strategies to divide 1-digit

number by a 1 - digit number.

iii.    Solve real life situations involving division of 2 - digit

number by a 1 - digit number.

 

 

Unit

Contents and Scope

SLOs

Suggested Activities/ web links

Unit 3:

Fractions

3.1.  Common

fractions

i.      Express the fractions in figures and vice versa.

Show fractions by using paper shapes and coloring.

 

Show fractions of quantities using tangible objects.

ii.     Match the fractions with related

figures.

3.2. Proper and improper fractions

i.      Recognize proper and improper

fractions.

ii.     Differentiate between proper

and improper fractions.

3.3.  Equivalent

fractions

i.      Identify equivalent fractions

from the given figures.

ii.     Write three equivalent fractions

for a given fraction.

3.4. Comparing fractions

i.      Compare fractions with same denominators using symbols

“<”, “>”, or “=”.

3.5. Addition of fractions

i.      Add two fractions with same

denominators.

ii.     Represent addition of fractions

through figures.

3.6. Subtraction of fractions

i.      Subtract fractions with same

denominators.

ii.     Represent subtraction of fractions through figures.

Unit 4:

Measure- ment:

Length, Mass,

and

Capacity

4.1.  Length

i.      Use standard metric units of length (kilometer, meter, and centimeter) including

abbreviations.

https://www.homeschoolm ath.net/worksheets/measu ring-metric.php

 

Teacher may ask students to find objects in the room that are as long as their foot or arm or palm.

ii.     Add measures of length in

same units without carrying.

iii.    Solve real life situations involving same units of length

for addition without carrying.

iv.    Subtract measures of length in

same units without borrowing.

v.     Solve real life situations involving same units of length for subtraction without

borrowing.

 

 

Unit

Contents and Scope

SLOs

Suggested Activities/ web links

Unit 4:

Measure- ment:

Length, Mass,

and

Capacity

4.2. Mass

i.      Use standard metric units of mass (kilogram and gram) including abbreviations.

Read the labels on products in your home which show their mass and compare the mass of various objects by putting them in order.

 

Make two or three kilogram using various smaller masses.

 

Create real life situations related to mass.

 

In classroom add the capacities of various containers to the nearest liter and show the total capacity on a given scale.

ii.     Add measures of mass in same

units without carrying.

iii.    Solve real life situations involving same units of mass

for addition without carrying.

iv.    Subtract measures of mass in

same units without borrowing.

v.     Solve real life situations involving same units of mass for subtraction without

borrowing.

4.3. Capacity

i.      Use standard metric units of Capacity (liter and milliliter) including abbreviations.

ii.     Add measures of capacity in

same units without carrying.

iii.    Solve real life situations involving same units of capacity

for addition without carrying.

iv.    Subtract measures of capacity in same units without

borrowing.

v.     Solve real life situations involving same units of capacity for subtraction without borrowing.

Unit 5:

Measure- ment:

Time

5.1. Time

i.      Use a.m. and p.m. to record the time from 12-hour clock.

Record the  daily  activities in terms of ‘a.m.’ and ’p.m.’

 

  • Activity: Ask students to record the daily activities of the morning, afternoon, evening and night using a.m. and p.m.

ii.     Read and write time from

analog and digital clocks.

iii.    Read and write days and dates

from the calendar.

iv.     Add measures of time in hours

v.      Solve real life situations involving measures of time for addition of hours.

 

 

Unit

Contents and Scope

SLOs

Suggested Activities/ web links

Unit 5:

Measure- ment:

Time

5.1. Time

vi.    Subtract measures of time in hours.

  • Discuss and record times of a variety of common events, school and home activities, television programs.
  • Provide a calendar of the year, and have the students figure out how many school days each month will have? On what days do the birthdays of friends and family fall?

http://www.mathsisfun.co m/geometry/symmetry-lin eplane-shapes.html

vii. Solve real life situations involving subtraction of measures of time in hours.

Unit 6 Geometry

6.1. Geometrical shapes

i.      Draw and measure line segments to the nearest centimeter and millimeter.

Use paper folding and cutting to create equilateral and isosceles triangles.

 

Draw a line of symmetry of different  pictures  or shapes using folding and mirrors.

 

 

 

 

 

 

 

 

 

 

 

 

 

Take pictures of various objects around them showing various 2-D (flat) and 3-D (solid) shapes

ii.     Recognize point, line, ray and

line segment.

iii.    Classify figures according to number of sides as quadrilaterals (rectangles,

squares and triangles).

iv.    Calculate perimeter of square,

rectangle, and triangle.

v.     Identify center, radius and

diameter of a circle.

6.2.  Symmetry

i.      Identify reflective symmetry in two- dimensional (2-D) shapes.

ii.     Identify and draw lines of

symmetry.

6.3. Three

Dimensional (3-D) objects

i.      Describe 3-D objects (cubes, cuboids, and pyramids) with respect to the number of edges

and faces.

ii.     Differentiate 3-D objects (cubes, cuboids, and pyramids) with respect to the number of edges and faces.

Unit 7: Data

Handling

7.1. Data

Representation

  1. Representation of data by
    • Carroll diagram
    • Tally chart.

http://www.wmnet.org.uk/ wmnet/custom/files_uploa ded/uploaded_resources/8 50/carrollv4.swf

 

Use Carroll diagrams to sort numbers or objects using one criterion, explain choices using appropriate languages.

ii.     Read and interpret a Carroll

diagram and Tally chart.

iii.    Read and interpret Picture Graph.