12.225
To find 19 percent of a number, multiply the number by 0.19. In this instance, 0.19 x 489 = 92.91. Therefore, 19 percent of 489 is equal to 92.91.
it is a method of estimation used in school e.g 698,656,675,689=700,700,700,700next step is to multiply 700 X 4=2800
To mentally estimate the product of 313 and 489, you can round both numbers to the nearest hundred to simplify the calculation. 313 rounds to 300 and 489 rounds to 500. Multiply these rounded numbers together to get 300 x 500 = 150,000. This is a rough estimate of the product of 313 and 489.
489 ml is equal to 489 cubic centimeters.
025 is the same as 25 which is greater than 5
It is: .025 times 80 = 2
489 squared is 239,121.
I can multiply quickly and accurately by 11 so I would not bother with estimating 110.
I assume you mean 5 and 025 (but I'll answer for.025 also). 5 milligrams is larger than 0.025mg. However 5mg is smaller than 025 milligrams.
489 - 2 = 487
Divide 489 by 7.
1, 3, 163, 489