Question

I need help on estimation
please show me your working out I don't know what to do
will mark brainiest

Answer 1

Answer:

The estimate is 601.11984282

hope this helps :)

Answer 2

Answer:

310

Step-by-step explanation:

9.87 = 10 its 10 because 87 is over 50 so its closer to 10

0.509 = 1 50 is close to 100 which is 1

31 times 10 = 310

310 divide by 1

equals 310