How to solve (-98) * (-9)+98 using suitable properties. Please tell fast.

Answer :

We know  :

- × -  = +

× +   =  -

And we have  : ( - 98 ) × ( - 9 )  + 98   , So  

= 98 ×  9  ×  -  1 ×  -  1  + 98

= 98 × 9  +  98 

Now we apply distributive property and get

= 98 (   9 + 1 )

=   98  × 10 

= 980                                                                         ( Ans )

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(-98)×(-9)+98

(-98)×(-9)+98×1

98 [(-9)×(-1)+1×1]

98 [9+1]

98×10

980...... 🔚🔚

MAY THIS ANSWER HELP YOU !!!! 😊😊
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DISTRIBUTIVE PROPERTY ☺
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