Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	668	+		=	1.176
2.	976	+		=	1.248
3.	786	+		=	1.256
4.	968	+		=	1.449
5.	893	+		=	1.133
6.	786	+		=	1.114
7.	969	+		=	1.809
8.	473	+		=	774
9.	894	+		=	1.113
10.	632	+		=	940

Oefening 2
1.	611	+		=	1.191
2.	377	+		=	602
3.	807	+		=	1.495
4.	697	+		=	964
5.	989	+		=	1.894
6.	894	+		=	1.460
7.	841	+		=	1.187
8.	814	+		=	1.294
9.	739	+		=	1.401
10.	952	+		=	1.628

Oefening 3
1.	819	+		=	1.492
2.	987	+		=	1.626
3.	908	+		=	1.633
4.	641	+		=	1.211
5.	852	+		=	1.609
6.	563	+		=	810
7.	343	+		=	571
8.	642	+		=	1.025
9.	921	+		=	1.812
10.	697	+		=	1.383

Oefening 4
1.	423	+		=	728
2.	745	+		=	1.055
3.	957	+		=	1.373
4.	722	+		=	1.144
5.	725	+		=	1.321
6.	686	+		=	1.072
7.	764	+		=	1.181
8.	760	+		=	992
9.	795	+		=	1.132
10.	437	+		=	786

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	668	+	508	=	1.176
2.	976	+	272	=	1.248
3.	786	+	470	=	1.256
4.	968	+	481	=	1.449
5.	893	+	240	=	1.133
6.	786	+	328	=	1.114
7.	969	+	840	=	1.809
8.	473	+	301	=	774
9.	894	+	219	=	1.113
10.	632	+	308	=	940

Oefening 2
1.	611	+	580	=	1.191
2.	377	+	225	=	602
3.	807	+	688	=	1.495
4.	697	+	267	=	964
5.	989	+	905	=	1.894
6.	894	+	566	=	1.460
7.	841	+	346	=	1.187
8.	814	+	480	=	1.294
9.	739	+	662	=	1.401
10.	952	+	676	=	1.628

Oefening 3
1.	819	+	673	=	1.492
2.	987	+	639	=	1.626
3.	908	+	725	=	1.633
4.	641	+	570	=	1.211
5.	852	+	757	=	1.609
6.	563	+	247	=	810
7.	343	+	228	=	571
8.	642	+	383	=	1.025
9.	921	+	891	=	1.812
10.	697	+	686	=	1.383

Oefening 4
1.	423	+	305	=	728
2.	745	+	310	=	1.055
3.	957	+	416	=	1.373
4.	722	+	422	=	1.144
5.	725	+	596	=	1.321
6.	686	+	386	=	1.072
7.	764	+	417	=	1.181
8.	760	+	232	=	992
9.	795	+	337	=	1.132
10.	437	+	349	=	786