Respuesta :

Answer:

a. -1300

b.-32

Step-by-step explanation:

A. The () means to multiple so it would be 65 times 20 but since its negative you need to add a -

B. For fractions the top number is being divided by the bottom number.  64 / -2

A. -1300

B.-32

Explanation: multiply 65 by -20
Divide 64 by -2