Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	345	+		=	495
2.	377	+		=	642
3.	323	+		=	519
4.	359	+		=	652
5.	380	+		=	687
6.	327	+		=	627
7.	473	+		=	637
8.	478	+		=	643
9.	463	+		=	593
10.	471	+		=	856

Oefening 2
1.	272	+		=	377
2.	467	+		=	617
3.	440	+		=	835
4.	272	+		=	506
5.	187	+		=	356
6.	240	+		=	390
7.	350	+		=	511
8.	485	+		=	675
9.	467	+		=	617
10.	490	+		=	764

Oefening 3
1.	498	+		=	901
2.	407	+		=	624
3.	449	+		=	716
4.	327	+		=	615
5.	463	+		=	684
6.	441	+		=	674
7.	201	+		=	355
8.	235	+		=	393
9.	285	+		=	484
10.	473	+		=	827

Oefening 4
1.	475	+		=	899
2.	445	+		=	850
3.	426	+		=	785
4.	384	+		=	615
5.	479	+		=	934
6.	319	+		=	510
7.	291	+		=	402
8.	364	+		=	484
9.	422	+		=	818
10.	351	+		=	523

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	345	+	150	=	495
2.	377	+	265	=	642
3.	323	+	196	=	519
4.	359	+	293	=	652
5.	380	+	307	=	687
6.	327	+	300	=	627
7.	473	+	164	=	637
8.	478	+	165	=	643
9.	463	+	130	=	593
10.	471	+	385	=	856

Oefening 2
1.	272	+	105	=	377
2.	467	+	150	=	617
3.	440	+	395	=	835
4.	272	+	234	=	506
5.	187	+	169	=	356
6.	240	+	150	=	390
7.	350	+	161	=	511
8.	485	+	190	=	675
9.	467	+	150	=	617
10.	490	+	274	=	764

Oefening 3
1.	498	+	403	=	901
2.	407	+	217	=	624
3.	449	+	267	=	716
4.	327	+	288	=	615
5.	463	+	221	=	684
6.	441	+	233	=	674
7.	201	+	154	=	355
8.	235	+	158	=	393
9.	285	+	199	=	484
10.	473	+	354	=	827

Oefening 4
1.	475	+	424	=	899
2.	445	+	405	=	850
3.	426	+	359	=	785
4.	384	+	231	=	615
5.	479	+	455	=	934
6.	319	+	191	=	510
7.	291	+	111	=	402
8.	364	+	120	=	484
9.	422	+	396	=	818
10.	351	+	172	=	523