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Adding one (1)

There are four birds on a One more bird comes and How many birds are there
tree. sits on the tree. on the tree now?

4 + 1 = 5

There are 5 birds on the tree now.
When we add 1 to a number or a number to 1, we get the number that comes

just after the given number.

order in Addition

Let us find 2 + 4 and 4 + 2.

2 + 4 = 6 4 + 2 = 6

The answer is the same in both the cases.

In addition, if we change the order of numbers, the answer does not change.

Practice time 3h

1. Count, add and fill in the boxes given below.

(a) and =

+ =

(b) and =

+ =

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