Addition
8+14
22
8-5
3
Round to the nearest 10:
12
10
45+4
49
17-11
6
Round to the nearest 10:
37
40
32+18
50
190-170
20
Round to the nearest 10:
25
30
167+111
278
234-150
84
Round to the nearest 100:
476
500
189+726
915
1234-345
889
Round to the nearest 100:
650
700