Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	383	+		=	654
2.	200	+		=	388
3.	497	+		=	751
4.	415	+		=	621
5.	354	+		=	516
6.	187	+		=	356
7.	500	+		=	681
8.	491	+		=	957
9.	488	+		=	892
10.	261	+		=	514

Oefening 2
1.	399	+		=	778
2.	468	+		=	906
3.	479	+		=	579
4.	456	+		=	835
5.	307	+		=	585
6.	262	+		=	391
7.	472	+		=	765
8.	388	+		=	757
9.	482	+		=	639
10.	184	+		=	323

Oefening 3
1.	386	+		=	768
2.	435	+		=	837
3.	316	+		=	544
4.	477	+		=	647
5.	308	+		=	469
6.	461	+		=	636
7.	347	+		=	607
8.	297	+		=	464
9.	443	+		=	818
10.	229	+		=	380

Oefening 4
1.	456	+		=	604
2.	464	+		=	700
3.	190	+		=	330
4.	492	+		=	834
5.	313	+		=	537
6.	395	+		=	789
7.	391	+		=	590
8.	418	+		=	597
9.	320	+		=	483
10.	262	+		=	389

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	383	+	271	=	654
2.	200	+	188	=	388
3.	497	+	254	=	751
4.	415	+	206	=	621
5.	354	+	162	=	516
6.	187	+	169	=	356
7.	500	+	181	=	681
8.	491	+	466	=	957
9.	488	+	404	=	892
10.	261	+	253	=	514

Oefening 2
1.	399	+	379	=	778
2.	468	+	438	=	906
3.	479	+	100	=	579
4.	456	+	379	=	835
5.	307	+	278	=	585
6.	262	+	129	=	391
7.	472	+	293	=	765
8.	388	+	369	=	757
9.	482	+	157	=	639
10.	184	+	139	=	323

Oefening 3
1.	386	+	382	=	768
2.	435	+	402	=	837
3.	316	+	228	=	544
4.	477	+	170	=	647
5.	308	+	161	=	469
6.	461	+	175	=	636
7.	347	+	260	=	607
8.	297	+	167	=	464
9.	443	+	375	=	818
10.	229	+	151	=	380

Oefening 4
1.	456	+	148	=	604
2.	464	+	236	=	700
3.	190	+	140	=	330
4.	492	+	342	=	834
5.	313	+	224	=	537
6.	395	+	394	=	789
7.	391	+	199	=	590
8.	418	+	179	=	597
9.	320	+	163	=	483
10.	262	+	127	=	389