2nd Standard Maths Term 1 | Unit 6: Systematic Listing

2nd Standard Maths Term 1 | Unit 6: Systematic Listing

2nd Maths: Term 1 Unit 6

Information Processing

Learning Outcomes for Information Processing

Systematic listing

Travel Through

Arun wants to reach the school from his house. One way is shown for you. List down all the other possible ways.

A map showing paths from a house to a school, passing a temple and a market.

Key words: Systematic list, Pair, Way

Teacher’s Note: Teacher may explain one way shown in the picture and let the children discuss about other possible ways.

Learn

Possible ways of pairing

Let us learn the number of ways of dressing oneself with two shirts and two shorts.

Four possible combinations of two shirts (red, green) and two shorts (blue, yellow).

There are four ways to wear the dress.

Teacher’s Note: Teacher can use things like pen and cap, bottle and lid,etc., available in the classroom to show different ways of pairing.

Practice

Find all possible ways of arranging a pair of cups among the four cups.

Four cups of different colors: red, blue, green, yellow.

One way is shown. Find all the other possible ways.

Illustration of the 6 possible pairs of cups.

12 ways

Try This

A gift box.

* Sathya has a pencil, a blue pen and a black Pen.

* She likes to gift two out of these three things to her friend.

* Find all the possible ways to place them in the gift box.

Show Possible Ways

There are 3 possible ways to choose two items:

(i) Pencil and Blue Pen

(ii) Pencil and Black Pen

(iii) Blue Pen and Black Pen