Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	401	+		=	639
2.	692	+		=	909
3.	982	+		=	1.826
4.	592	+		=	1.162
5.	612	+		=	982
6.	708	+		=	1.245
7.	987	+		=	1.340
8.	746	+		=	1.119
9.	522	+		=	912
10.	754	+		=	1.483

Oefening 2
1.	594	+		=	802
2.	806	+		=	1.425
3.	982	+		=	1.698
4.	815	+		=	1.309
5.	991	+		=	1.718
6.	589	+		=	830
7.	943	+		=	1.379
8.	685	+		=	1.221
9.	552	+		=	762
10.	588	+		=	1.137

Oefening 3
1.	856	+		=	1.072
2.	401	+		=	749
3.	787	+		=	1.118
4.	584	+		=	1.004
5.	753	+		=	1.004
6.	514	+		=	984
7.	985	+		=	1.662
8.	812	+		=	1.016
9.	841	+		=	1.257
10.	866	+		=	1.122

Oefening 4
1.	820	+		=	1.469
2.	951	+		=	1.377
3.	812	+		=	1.284
4.	673	+		=	1.329
5.	912	+		=	1.703
6.	787	+		=	1.092
7.	805	+		=	1.187
8.	921	+		=	1.591
9.	668	+		=	917
10.	643	+		=	948

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	401	+	238	=	639
2.	692	+	217	=	909
3.	982	+	844	=	1.826
4.	592	+	570	=	1.162
5.	612	+	370	=	982
6.	708	+	537	=	1.245
7.	987	+	353	=	1.340
8.	746	+	373	=	1.119
9.	522	+	390	=	912
10.	754	+	729	=	1.483

Oefening 2
1.	594	+	208	=	802
2.	806	+	619	=	1.425
3.	982	+	716	=	1.698
4.	815	+	494	=	1.309
5.	991	+	727	=	1.718
6.	589	+	241	=	830
7.	943	+	436	=	1.379
8.	685	+	536	=	1.221
9.	552	+	210	=	762
10.	588	+	549	=	1.137

Oefening 3
1.	856	+	216	=	1.072
2.	401	+	348	=	749
3.	787	+	331	=	1.118
4.	584	+	420	=	1.004
5.	753	+	251	=	1.004
6.	514	+	470	=	984
7.	985	+	677	=	1.662
8.	812	+	204	=	1.016
9.	841	+	416	=	1.257
10.	866	+	256	=	1.122

Oefening 4
1.	820	+	649	=	1.469
2.	951	+	426	=	1.377
3.	812	+	472	=	1.284
4.	673	+	656	=	1.329
5.	912	+	791	=	1.703
6.	787	+	305	=	1.092
7.	805	+	382	=	1.187
8.	921	+	670	=	1.591
9.	668	+	249	=	917
10.	643	+	305	=	948