Addition
30 + 40
70
80 - 50
30
0 x 791
0
Round 9 to the nearest ten
10
Estimate 1 + 8
10
500 + 700
1,200
900 - 200
700
369 x 1
369
round 9 to the nearest hundred
0
estimate 32 + 7
40
350 + 250
600
14 - 36
TRICK QUESTION!
4 x 2
8
round 34 to the nearest ten
30
estimate 82 + 45
130
524 + 352
876
973 - 752
221
5 x 5
25
round 729 to the nearest ten
730
estimate 43 + 31
70
265 + 446
711
912 - 579
333
4 x 8
32
Round 350 to the nearest hundred
400
132 + 467
600