Page 46 - Revised Maths Wisdom Class - 3

44 MATHS

COGNITIVE

MAP

Addition

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“Addition means putt ing together two or more things or numbers and

combine all of them”

It’s Symbol

It is denoted by ‘+’ sign

Process and Identity Recognising Words

Number (1) + Number (2) = Number (3) Addition
Altogether

addend addend sum Both
Combine
Increase

Sum
Properties Total

1. Number + 0 = Number Plus

2. Number + 1 = Successor
3. Number (1) + Number (2)
= Number (2) + Number (1) 5 + 2

4 + 3 7 + 0
Note

Sum of two or more numbers is always 7
greater than the numbers being added, 6 + 1
except when one of the number is zero
i.e. 4039 + 1022 = 5061

5061 > 4039, 5061 > 1022 Seven