To the nearest hundred: 300, 100 and 400
To the nearest ten: 340, 90 and 360
To the nearest one: 343, 87 and 361
343 + 87 + 361 = 791
400
100
Rounded to the nearest ten, 361 is approximately equal to 360.
300
87.0
It is: 90
The answer is 100.
87.0
12,343 is 12x1000+343. Since 343 is less than 500, it is rounded off to 12,000 to the nearest thousand. If it was 12,500 up to 12,999, then it would round off to 13,000 to the nearest thousand.
It is 340 because 3 is less than 5
Well round 87 to 90 and then multiply it by 4 and you get 360!