Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	271	+		=	410
2.	392	+		=	685
3.	246	+		=	435
4.	411	+		=	567
5.	459	+		=	832
6.	318	+		=	563
7.	460	+		=	739
8.	222	+		=	380
9.	402	+		=	635
10.	247	+		=	370

Oefening 2
1.	233	+		=	364
2.	499	+		=	917
3.	331	+		=	591
4.	475	+		=	791
5.	463	+		=	810
6.	389	+		=	574
7.	425	+		=	737
8.	281	+		=	427
9.	353	+		=	676
10.	388	+		=	577

Oefening 3
1.	326	+		=	598
2.	499	+		=	848
3.	266	+		=	496
4.	300	+		=	431
5.	164	+		=	267
6.	290	+		=	488
7.	384	+		=	738
8.	496	+		=	716
9.	473	+		=	645
10.	438	+		=	744

Oefening 4
1.	481	+		=	607
2.	438	+		=	629
3.	295	+		=	506
4.	249	+		=	384
5.	375	+		=	678
6.	210	+		=	311
7.	345	+		=	602
8.	354	+		=	486
9.	272	+		=	530
10.	179	+		=	283

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	271	+	139	=	410
2.	392	+	293	=	685
3.	246	+	189	=	435
4.	411	+	156	=	567
5.	459	+	373	=	832
6.	318	+	245	=	563
7.	460	+	279	=	739
8.	222	+	158	=	380
9.	402	+	233	=	635
10.	247	+	123	=	370

Oefening 2
1.	233	+	131	=	364
2.	499	+	418	=	917
3.	331	+	260	=	591
4.	475	+	316	=	791
5.	463	+	347	=	810
6.	389	+	185	=	574
7.	425	+	312	=	737
8.	281	+	146	=	427
9.	353	+	323	=	676
10.	388	+	189	=	577

Oefening 3
1.	326	+	272	=	598
2.	499	+	349	=	848
3.	266	+	230	=	496
4.	300	+	131	=	431
5.	164	+	103	=	267
6.	290	+	198	=	488
7.	384	+	354	=	738
8.	496	+	220	=	716
9.	473	+	172	=	645
10.	438	+	306	=	744

Oefening 4
1.	481	+	126	=	607
2.	438	+	191	=	629
3.	295	+	211	=	506
4.	249	+	135	=	384
5.	375	+	303	=	678
6.	210	+	101	=	311
7.	345	+	257	=	602
8.	354	+	132	=	486
9.	272	+	258	=	530
10.	179	+	104	=	283