class vi chapter-3- প্রাথমিক আলোচনা -3.2

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পপপপ পপপ •পপপপপপ •পপপ - 6 - - - ৪০

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- 6 - - -

3+5=8 ? ? Click

3+5=8

3+535 click.

(-3)+(-5)=- 8

(-3)+(-5)-3-5 click.

4+(-2)=2 4+(-2) 4(-2) click.

(-3)+5=2

(-3)+5(-3)5 click.