Page 121 - New Medley 4 Semester 2 PDF (Merged)

PUZZLE • Critical Thinking

Can you say which points have same value? Join the points having same value.

A F G I J K L M N O P

2 4.0 0.3 0.55 0.1+ 4.0 43
1+ + 0.3 + 0.4 –0.22 0.02+ – 1.4
5.1 2.6 10 1.200 5.10 10
0.003
= =
=

B E H A U T Q

3.1 51 B U 12 1.2 7

+ 1.2 10 C T 10 + 1.4 10
0.123 = D S = =

E R

F Q
C D G P S R

1.5 0.11 H 123
I J K L M N O
– 0.8 +0.22 1000
0.33
=

MATHS LAB ACTIVITY • Experiential Learning

Aim: To learn addition of decimals through an activity

Materials: A few strips of 10 squares, a few sheets of 10 × 10 square grids
and sketch pens of different colours

Method:

A. Let us add 0.5 and 0.3.
1. Take a strip of 10 squares and shade
5 5
5 squares. It shows or 0.5 of the strip or 0.5
10 10

(shaded pink).

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