Lesson

Title: Addition

Grade: 1-a Lesson: S3-L1

Explanation: Hello students, let us learn a new topic in addition today with definitions, concepts, examples, and worksheets included.

Lesson:

Definition: Addition

Addition in math is a process of combining two or more numbers.

1

.

Explanation: Addend + Addend = Sum or Addition

Definition: Addend

Addends are the numbers being added.

2

.

Explanation: 20 and 9 are the addend, we get the sum 29.

Definition: Sum

The result or the final answer we get after the process is called the sum.

3

.

Explanation: For example: There are 20 water bottles and 8 more water bottles are added. Finally we got 28 water bottles.

Table

Step Description A + B = C

1

Fourty plus Five is equal to Fourty Five

40

+

5

=

45

2

Fourty plus Six is equal to Fourty Six

40

+

6

=

46

3

Fourty plus Seven is equal to Fourty Seven

40

+

7

=

47

4

Fourty plus Eight is equal to Fourty Eight

40

+

8

=

48

5

Fourty plus Nine is equal to Fourty Nine

40

+

9

=

49


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