Math, asked by jjansiranijansirani, 11 months ago

(1.9)×(2.1) find with identity

Answers

Answered by Anonymous

5

Step-by-step explanation:

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Answered by Rohitrupish

3

Answer:

(19÷10)+(21÷10)

=[19 + 21]÷10

=40÷10

=4

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