Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	944	+		=	1.757
2.	648	+		=	1.260
3.	962	+		=	1.448
4.	605	+		=	996
5.	743	+		=	1.273
6.	241	+		=	479
7.	760	+		=	1.087
8.	666	+		=	924
9.	864	+		=	1.602
10.	371	+		=	739

Oefening 2
1.	344	+		=	552
2.	697	+		=	1.357
3.	435	+		=	828
4.	859	+		=	1.075
5.	414	+		=	819
6.	650	+		=	1.004
7.	615	+		=	961
8.	741	+		=	1.411
9.	725	+		=	1.415
10.	778	+		=	1.200

Oefening 3
1.	723	+		=	1.081
2.	994	+		=	1.931
3.	504	+		=	744
4.	603	+		=	1.171
5.	847	+		=	1.153
6.	736	+		=	1.227
7.	987	+		=	1.291
8.	705	+		=	1.308
9.	866	+		=	1.335
10.	799	+		=	1.091

Oefening 4
1.	871	+		=	1.431
2.	612	+		=	1.099
3.	893	+		=	1.712
4.	995	+		=	1.626
5.	590	+		=	796
6.	347	+		=	636
7.	917	+		=	1.814
8.	570	+		=	951
9.	837	+		=	1.102
10.	956	+		=	1.542

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	944	+	813	=	1.757
2.	648	+	612	=	1.260
3.	962	+	486	=	1.448
4.	605	+	391	=	996
5.	743	+	530	=	1.273
6.	241	+	238	=	479
7.	760	+	327	=	1.087
8.	666	+	258	=	924
9.	864	+	738	=	1.602
10.	371	+	368	=	739

Oefening 2
1.	344	+	208	=	552
2.	697	+	660	=	1.357
3.	435	+	393	=	828
4.	859	+	216	=	1.075
5.	414	+	405	=	819
6.	650	+	354	=	1.004
7.	615	+	346	=	961
8.	741	+	670	=	1.411
9.	725	+	690	=	1.415
10.	778	+	422	=	1.200

Oefening 3
1.	723	+	358	=	1.081
2.	994	+	937	=	1.931
3.	504	+	240	=	744
4.	603	+	568	=	1.171
5.	847	+	306	=	1.153
6.	736	+	491	=	1.227
7.	987	+	304	=	1.291
8.	705	+	603	=	1.308
9.	866	+	469	=	1.335
10.	799	+	292	=	1.091

Oefening 4
1.	871	+	560	=	1.431
2.	612	+	487	=	1.099
3.	893	+	819	=	1.712
4.	995	+	631	=	1.626
5.	590	+	206	=	796
6.	347	+	289	=	636
7.	917	+	897	=	1.814
8.	570	+	381	=	951
9.	837	+	265	=	1.102
10.	956	+	586	=	1.542