Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	481	+		=	709
2.	844	+		=	1.389
3.	701	+		=	1.209
4.	762	+		=	1.300
5.	785	+		=	1.333
6.	549	+		=	845
7.	449	+		=	715
8.	743	+		=	1.199
9.	829	+		=	1.325
10.	796	+		=	1.165

Oefening 2
1.	519	+		=	908
2.	864	+		=	1.348
3.	303	+		=	539
4.	670	+		=	1.183
5.	611	+		=	839
6.	496	+		=	865
7.	966	+		=	1.174
8.	793	+		=	997
9.	531	+		=	882
10.	905	+		=	1.365

Oefening 3
1.	782	+		=	1.327
2.	725	+		=	1.150
3.	797	+		=	1.158
4.	660	+		=	1.277
5.	892	+		=	1.184
6.	983	+		=	1.447
7.	647	+		=	1.044
8.	720	+		=	1.347
9.	865	+		=	1.066
10.	836	+		=	1.080

Oefening 4
1.	798	+		=	1.131
2.	673	+		=	979
3.	629	+		=	1.039
4.	971	+		=	1.639
5.	878	+		=	1.158
6.	820	+		=	1.594
7.	954	+		=	1.214
8.	984	+		=	1.200
9.	990	+		=	1.876
10.	431	+		=	708

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	481	+	228	=	709
2.	844	+	545	=	1.389
3.	701	+	508	=	1.209
4.	762	+	538	=	1.300
5.	785	+	548	=	1.333
6.	549	+	296	=	845
7.	449	+	266	=	715
8.	743	+	456	=	1.199
9.	829	+	496	=	1.325
10.	796	+	369	=	1.165

Oefening 2
1.	519	+	389	=	908
2.	864	+	484	=	1.348
3.	303	+	236	=	539
4.	670	+	513	=	1.183
5.	611	+	228	=	839
6.	496	+	369	=	865
7.	966	+	208	=	1.174
8.	793	+	204	=	997
9.	531	+	351	=	882
10.	905	+	460	=	1.365

Oefening 3
1.	782	+	545	=	1.327
2.	725	+	425	=	1.150
3.	797	+	361	=	1.158
4.	660	+	617	=	1.277
5.	892	+	292	=	1.184
6.	983	+	464	=	1.447
7.	647	+	397	=	1.044
8.	720	+	627	=	1.347
9.	865	+	201	=	1.066
10.	836	+	244	=	1.080

Oefening 4
1.	798	+	333	=	1.131
2.	673	+	306	=	979
3.	629	+	410	=	1.039
4.	971	+	668	=	1.639
5.	878	+	280	=	1.158
6.	820	+	774	=	1.594
7.	954	+	260	=	1.214
8.	984	+	216	=	1.200
9.	990	+	886	=	1.876
10.	431	+	277	=	708