Question

{3-2×[5-(-2)³÷4-5×3]}×(-10)²​

Answer 1

{3-2•[5-(-8):4-15]}•100={3-2•[5-(-2)-15]}•100=[3-2•(5+2-15)]•100= [3-2•(-8)]•100=(3+16)•100=19•100=1900