need help please

Determine the area under the standard normal curve that lies to the right of (a) Z = - 1.55, (b) Z = - 1. Click here to view the standard normal distribution table (page 1), Click here to view the standard normal distribution table (page 2). (a) The area to the right of Z = - 1.55 is -.9394 (Round to four decimal places as needed.) (b) The area to the right of Z = - 1.87 is - 9693 (Round to four decimal places as needed.) (c) The area to the right of Z = - 1.66 is - .9515 (Round to four decimal places as needed.) (d) The area to the right of Z = - 0.72 is -.7642 (Round to four decimal places as needed.)