• (-21)-(-10)_____(-31)+(-11)
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  • (also solve it)

A negative sign multiplied by a negative sign gives a positive sign while a positive sign multiplied by a negative sign gives a negative sign 

(-21)-(-10)_____(-31)+(-11)

there fore this becomes

-21+10 ............  -31-11

-11  >  -42

-11 -31 = -4

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(-21)-(-10)+(-9)=(-31)+(-11)

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vaibhav yadav, here is the answer for your querry,

(-21)-(-10)+(-9)=(-31)+(-11)

hope it helps

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