Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	920	+		=	1.152
2.	329	+		=	653
3.	585	+		=	1.094
4.	722	+		=	1.299
5.	844	+		=	1.331
6.	642	+		=	1.210
7.	810	+		=	1.054
8.	721	+		=	1.213
9.	865	+		=	1.390
10.	744	+		=	1.013

Oefening 2
1.	781	+		=	1.036
2.	646	+		=	939
3.	661	+		=	1.142
4.	645	+		=	1.226
5.	951	+		=	1.771
6.	663	+		=	925
7.	516	+		=	785
8.	741	+		=	1.372
9.	642	+		=	948
10.	966	+		=	1.604

Oefening 3
1.	993	+		=	1.335
2.	824	+		=	1.595
3.	675	+		=	958
4.	853	+		=	1.443
5.	697	+		=	1.038
6.	915	+		=	1.774
7.	831	+		=	1.553
8.	538	+		=	836
9.	926	+		=	1.810
10.	904	+		=	1.803

Oefening 4
1.	440	+		=	702
2.	599	+		=	820
3.	658	+		=	1.047
4.	430	+		=	658
5.	781	+		=	997
6.	998	+		=	1.341
7.	829	+		=	1.481
8.	974	+		=	1.295
9.	840	+		=	1.456
10.	818	+		=	1.094

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	920	+	232	=	1.152
2.	329	+	324	=	653
3.	585	+	509	=	1.094
4.	722	+	577	=	1.299
5.	844	+	487	=	1.331
6.	642	+	568	=	1.210
7.	810	+	244	=	1.054
8.	721	+	492	=	1.213
9.	865	+	525	=	1.390
10.	744	+	269	=	1.013

Oefening 2
1.	781	+	255	=	1.036
2.	646	+	293	=	939
3.	661	+	481	=	1.142
4.	645	+	581	=	1.226
5.	951	+	820	=	1.771
6.	663	+	262	=	925
7.	516	+	269	=	785
8.	741	+	631	=	1.372
9.	642	+	306	=	948
10.	966	+	638	=	1.604

Oefening 3
1.	993	+	342	=	1.335
2.	824	+	771	=	1.595
3.	675	+	283	=	958
4.	853	+	590	=	1.443
5.	697	+	341	=	1.038
6.	915	+	859	=	1.774
7.	831	+	722	=	1.553
8.	538	+	298	=	836
9.	926	+	884	=	1.810
10.	904	+	899	=	1.803

Oefening 4
1.	440	+	262	=	702
2.	599	+	221	=	820
3.	658	+	389	=	1.047
4.	430	+	228	=	658
5.	781	+	216	=	997
6.	998	+	343	=	1.341
7.	829	+	652	=	1.481
8.	974	+	321	=	1.295
9.	840	+	616	=	1.456
10.	818	+	276	=	1.094