Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	623	+		=	837
2.	959	+		=	1.852
3.	915	+		=	1.451
4.	629	+		=	1.171
5.	696	+		=	948
6.	507	+		=	804
7.	851	+		=	1.680
8.	713	+		=	921
9.	452	+		=	771
10.	891	+		=	1.203

Oefening 2
1.	758	+		=	1.035
2.	520	+		=	869
3.	477	+		=	937
4.	603	+		=	992
5.	972	+		=	1.669
6.	832	+		=	1.044
7.	930	+		=	1.503
8.	914	+		=	1.758
9.	915	+		=	1.310
10.	405	+		=	635

Oefening 3
1.	853	+		=	1.596
2.	929	+		=	1.586
3.	304	+		=	531
4.	764	+		=	1.232
5.	703	+		=	998
6.	956	+		=	1.823
7.	734	+		=	1.352
8.	574	+		=	830
9.	536	+		=	1.020
10.	519	+		=	945

Oefening 4
1.	869	+		=	1.070
2.	844	+		=	1.650
3.	754	+		=	1.396
4.	585	+		=	1.076
5.	981	+		=	1.514
6.	975	+		=	1.287
7.	627	+		=	1.115
8.	696	+		=	1.030
9.	578	+		=	830
10.	610	+		=	1.054

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	623	+	214	=	837
2.	959	+	893	=	1.852
3.	915	+	536	=	1.451
4.	629	+	542	=	1.171
5.	696	+	252	=	948
6.	507	+	297	=	804
7.	851	+	829	=	1.680
8.	713	+	208	=	921
9.	452	+	319	=	771
10.	891	+	312	=	1.203

Oefening 2
1.	758	+	277	=	1.035
2.	520	+	349	=	869
3.	477	+	460	=	937
4.	603	+	389	=	992
5.	972	+	697	=	1.669
6.	832	+	212	=	1.044
7.	930	+	573	=	1.503
8.	914	+	844	=	1.758
9.	915	+	395	=	1.310
10.	405	+	230	=	635

Oefening 3
1.	853	+	743	=	1.596
2.	929	+	657	=	1.586
3.	304	+	227	=	531
4.	764	+	468	=	1.232
5.	703	+	295	=	998
6.	956	+	867	=	1.823
7.	734	+	618	=	1.352
8.	574	+	256	=	830
9.	536	+	484	=	1.020
10.	519	+	426	=	945

Oefening 4
1.	869	+	201	=	1.070
2.	844	+	806	=	1.650
3.	754	+	642	=	1.396
4.	585	+	491	=	1.076
5.	981	+	533	=	1.514
6.	975	+	312	=	1.287
7.	627	+	488	=	1.115
8.	696	+	334	=	1.030
9.	578	+	252	=	830
10.	610	+	444	=	1.054