Question

please solve its urgent ​

Answer 1

Answer:

Q. 1 (i) -39+68-54+75

=> 68-54+75

=> 14+75

=> 89 answer

(ii) -39-54+(-69)

=> -39-54- 69

=> -93-69

=> 162 answer

(iii)39-(-54)-(69)

=> 39+54-69

=> 93-69

=> 24 answer

Q. 2 (i) (-8)× (-8)×(-9)

=> 64×(-9)

=> -576 answer

(ii) (-8)×8×(-7)

=> -64×(-7)

=> 448 answer

(iii) 8×(-7)×6

=> -56× 6

=> -336 answer

Step-by-step explanation:

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