Rounding
Round to the nearest 10:
485
490
48 + 37 =
85
Susie walked 174 miles this week. She walked 236 miles last week. How many miles did Susie walk in all?
n = 410 miles
Round to the nearest 100:
274
300
174 + 285 =
459
Johnny had 482 apple trees and 174 orange trees. How many trees did he have altogether?
n = 656 trees
Round to the nearest 10:
28
30
739 + 37 =
776
The factory made 375 cakes and 491 cupcakes. How many treats did the factory make?
n = 866 treats
Round to the nearest 100:
732
700
482 + 382 =
864
There are 143 airplanes at the airport. 482 more planes landed at the airport. How many airplanes are there altogether?
n = 625 airplanes
Round to the nearest 10:
173
170
274 + 38 =
312
Mrs. Gott has 274 pencils. Her students brought in 624 more pencils. How many pencils does Mrs. Gott have now?
n = 898 pencils