Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	432	+		=	733
2.	462	+		=	843
3.	184	+		=	332
4.	405	+		=	593
5.	351	+		=	634
6.	238	+		=	467
7.	407	+		=	610
8.	257	+		=	485
9.	450	+		=	810
10.	300	+		=	573

Oefening 2
1.	310	+		=	543
2.	172	+		=	287
3.	272	+		=	388
4.	221	+		=	390
5.	246	+		=	431
6.	441	+		=	845
7.	341	+		=	627
8.	379	+		=	506
9.	446	+		=	673
10.	496	+		=	601

Oefening 3
1.	390	+		=	563
2.	318	+		=	583
3.	339	+		=	514
4.	491	+		=	957
5.	492	+		=	764
6.	362	+		=	567
7.	314	+		=	443
8.	472	+		=	596
9.	377	+		=	596
10.	254	+		=	372

Oefening 4
1.	278	+		=	545
2.	374	+		=	547
3.	491	+		=	942
4.	365	+		=	665
5.	310	+		=	466
6.	442	+		=	677
7.	370	+		=	555
8.	341	+		=	493
9.	425	+		=	727
10.	275	+		=	543

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	432	+	301	=	733
2.	462	+	381	=	843
3.	184	+	148	=	332
4.	405	+	188	=	593
5.	351	+	283	=	634
6.	238	+	229	=	467
7.	407	+	203	=	610
8.	257	+	228	=	485
9.	450	+	360	=	810
10.	300	+	273	=	573

Oefening 2
1.	310	+	233	=	543
2.	172	+	115	=	287
3.	272	+	116	=	388
4.	221	+	169	=	390
5.	246	+	185	=	431
6.	441	+	404	=	845
7.	341	+	286	=	627
8.	379	+	127	=	506
9.	446	+	227	=	673
10.	496	+	105	=	601

Oefening 3
1.	390	+	173	=	563
2.	318	+	265	=	583
3.	339	+	175	=	514
4.	491	+	466	=	957
5.	492	+	272	=	764
6.	362	+	205	=	567
7.	314	+	129	=	443
8.	472	+	124	=	596
9.	377	+	219	=	596
10.	254	+	118	=	372

Oefening 4
1.	278	+	267	=	545
2.	374	+	173	=	547
3.	491	+	451	=	942
4.	365	+	300	=	665
5.	310	+	156	=	466
6.	442	+	235	=	677
7.	370	+	185	=	555
8.	341	+	152	=	493
9.	425	+	302	=	727
10.	275	+	268	=	543