No. A better estimate would be 380. The actual total is 379.
To the nearest ten, 480
It could estimate to 480 or even 500, depending on what way you want to estimate it to.
41.5
480 - 250 = 230
The best estimate is the exact answer since any other answer can be improved upon with a bit more effort.483.63*29.77 = 480*30 = 14400
53
480
25% of 480= 25% * 480= 0.25 * 480= 120
It depends on the units used for 480. 480 nanometres? 480 kilometres? 480 light years?
65
88% of 480= 88% * 480= 0.88 * 480= 422.4
35% of 480:= 35% * 480= 0.35 * 480= 168