Addition Without Regrouping
Addition With Regrouping
Subtraction Without Regrouping
Subtracting With Regrouping
Surprise!
100
33+42=
75
100
23+19=
42
100
90-20=
70
100
56-29=
27
100
42-11=
31
200
125+201=
326
200
55+29=
84
200
67-12=
55
200
76-28=
48
200
33+44=
77
300
521+224=
745
300
183+209
392
300
541-230=
311
300
531-109=
422
300
156+297=
453
400
211+483
707
400
159+267=
426
400
897-156=
741
400
892-246=
646
400
936-102=
834
500
1,254+2,501=
3,755
500
268+245=
513
500
2,589-1,430=
1,159
500
756-188=
568
500
925-609=
316
M
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