Look at the picture
I attached ​

im not sure how to answer this because im tired and its 3am but i can help you get to the answer :]

Step-by-step explanation:

add the variables (-2.3f+0.8f)

then do 15-3

divide the problem with the variable f to the difference of 15 and 3 and from there i think you have your answer im not sure im tired but that im like 99% sure im correct on that  

.632

step-by-step explanation:

6 * 1/10 = 3/5

3*0.01 = 0.03

3/5 + 0.03 = .63

2*0.002 = .002

.63 + 0.002 = .632

it shoild be o

step-by-step explanation: