Question

class 7th C maths chapter operation on rational numbers simplify ​

Answer 1

Step-by-step explanation:

[(-16/5)×20/8]-[15/8×(-35/5)]

[-16/5×20/8]-[15/8×-35/5]

-8-(-105/8)

-8+105/8

= -64+105/8=41/8

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Answer 2

Answer:

5.125

Step-by-step explanation:

(-320/40) - (-525/40)

(-8) - ( -13.125 )

(-8) + 13.125

5.125

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