Addition
899+22
921
101010-1010
100000
cade has 20 trains his sister has 2 how meny trains in all?
22
923 round to nearest 100
900
5+2
7
5555+2222
7777
297364-46665
250699
bob as 200 cards there 12345 in all Fred has the rest how many does Fred have?
12145
498 round to nearest 100
500
7654321+1234567
8888888
9284+3718
13002
13002-9284
3718
bob has 50 cents will has 50 cents how much money in all?
1 dollar
389 round to nearest 100
400
m+n-s=
m=139 n=567 s=6
700
502+8256
8758
793619-63548
857167