Estimating Sums
248 + 578=?
Round to the nearest hundred.
800
678+980=?
1,658
989+___=1,789
800
Joey had 267 apples. Lily had 876 more apples than Joey. How many apples do they have altogether?
They have 1,410 altogether.
196-127=?
69
368+479=?
Round to the nearest hundred.
900
999+999=?
1,998
983+___=2,345
1,392
Ryan has 9,864 m&ms. Aiden has 6,864 more m&ms than Ryan. how many m&ms do they have altogether?
They have 26,592 m&ms altogether.
397-286=?
111
565+789=?
Round to the nearest ten.
1,360
1234+3456=?
4,690
5,895+___=8,634
2,739
5,555+9,657=?
Round to the nearest hundred.
15,300
99999876+99987654=
1,999,876,30
65,470+____=76,783
11,313
95,959+86,868=?
181,2000
9,999,999,999+9,999,999,999=?
1,999,999,999,8
67,784+_____=99,875
31,991