Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	332	+		=	570
2.	996	+		=	1.383
3.	583	+		=	940
4.	551	+		=	948
5.	982	+		=	1.776
6.	543	+		=	1.053
7.	547	+		=	852
8.	854	+		=	1.247
9.	851	+		=	1.122
10.	951	+		=	1.467

Oefening 2
1.	780	+		=	1.425
2.	948	+		=	1.545
3.	757	+		=	1.112
4.	797	+		=	1.144
5.	955	+		=	1.632
6.	405	+		=	793
7.	950	+		=	1.834
8.	413	+		=	796
9.	625	+		=	1.089
10.	852	+		=	1.066

Oefening 3
1.	668	+		=	1.079
2.	355	+		=	649
3.	475	+		=	906
4.	915	+		=	1.544
5.	921	+		=	1.352
6.	452	+		=	728
7.	702	+		=	1.109
8.	979	+		=	1.735
9.	754	+		=	1.020
10.	873	+		=	1.570

Oefening 4
1.	549	+		=	1.074
2.	615	+		=	1.154
3.	475	+		=	676
4.	684	+		=	915
5.	891	+		=	1.229
6.	819	+		=	1.386
7.	957	+		=	1.221
8.	822	+		=	1.444
9.	466	+		=	742
10.	727	+		=	1.119

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	332	+	238	=	570
2.	996	+	387	=	1.383
3.	583	+	357	=	940
4.	551	+	397	=	948
5.	982	+	794	=	1.776
6.	543	+	510	=	1.053
7.	547	+	305	=	852
8.	854	+	393	=	1.247
9.	851	+	271	=	1.122
10.	951	+	516	=	1.467

Oefening 2
1.	780	+	645	=	1.425
2.	948	+	597	=	1.545
3.	757	+	355	=	1.112
4.	797	+	347	=	1.144
5.	955	+	677	=	1.632
6.	405	+	388	=	793
7.	950	+	884	=	1.834
8.	413	+	383	=	796
9.	625	+	464	=	1.089
10.	852	+	214	=	1.066

Oefening 3
1.	668	+	411	=	1.079
2.	355	+	294	=	649
3.	475	+	431	=	906
4.	915	+	629	=	1.544
5.	921	+	431	=	1.352
6.	452	+	276	=	728
7.	702	+	407	=	1.109
8.	979	+	756	=	1.735
9.	754	+	266	=	1.020
10.	873	+	697	=	1.570

Oefening 4
1.	549	+	525	=	1.074
2.	615	+	539	=	1.154
3.	475	+	201	=	676
4.	684	+	231	=	915
5.	891	+	338	=	1.229
6.	819	+	567	=	1.386
7.	957	+	264	=	1.221
8.	822	+	622	=	1.444
9.	466	+	276	=	742
10.	727	+	392	=	1.119