Question

c) (7-10).(-1-2)=
a) -52+62-32-12=
d) (-2+3).(-5-4): (4-1)=
) 114+61-41-113=​

Answer 1

$(7.10) . (-1-2)$

$(70).(-3)$

$\boxed{-210}$

-------------------------------------

$-52+62-32-12\\\\10 - 20\\\\\boxed{-10}$

-------------------------------------

$(-2+3).(-5-4)\div{}(4-1)\\\\(1).(-9)\div{} 3\\\\(1).-3\\\\\boxed{-3}$

-------------------------------------

$114+61-41-113\\\\175 - (-72)\\\\\boxed{247}$