Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	927	+		=	1.379
2.	544	+		=	940
3.	914	+		=	1.659
4.	769	+		=	1.332
5.	858	+		=	1.567
6.	649	+		=	1.242
7.	701	+		=	1.397
8.	443	+		=	836
9.	704	+		=	1.172
10.	980	+		=	1.802

Oefening 2
1.	379	+		=	659
2.	961	+		=	1.784
3.	934	+		=	1.634
4.	552	+		=	785
5.	955	+		=	1.880
6.	518	+		=	742
7.	965	+		=	1.499
8.	984	+		=	1.882
9.	609	+		=	1.116
10.	936	+		=	1.396

Oefening 3
1.	761	+		=	1.072
2.	849	+		=	1.470
3.	733	+		=	940
4.	581	+		=	1.103
5.	953	+		=	1.736
6.	971	+		=	1.886
7.	646	+		=	906
8.	960	+		=	1.417
9.	997	+		=	1.686
10.	779	+		=	1.344

Oefening 4
1.	445	+		=	811
2.	909	+		=	1.297
3.	421	+		=	664
4.	546	+		=	863
5.	769	+		=	1.023
6.	685	+		=	1.027
7.	976	+		=	1.322
8.	911	+		=	1.161
9.	665	+		=	1.058
10.	454	+		=	831

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	927	+	452	=	1.379
2.	544	+	396	=	940
3.	914	+	745	=	1.659
4.	769	+	563	=	1.332
5.	858	+	709	=	1.567
6.	649	+	593	=	1.242
7.	701	+	696	=	1.397
8.	443	+	393	=	836
9.	704	+	468	=	1.172
10.	980	+	822	=	1.802

Oefening 2
1.	379	+	280	=	659
2.	961	+	823	=	1.784
3.	934	+	700	=	1.634
4.	552	+	233	=	785
5.	955	+	925	=	1.880
6.	518	+	224	=	742
7.	965	+	534	=	1.499
8.	984	+	898	=	1.882
9.	609	+	507	=	1.116
10.	936	+	460	=	1.396

Oefening 3
1.	761	+	311	=	1.072
2.	849	+	621	=	1.470
3.	733	+	207	=	940
4.	581	+	522	=	1.103
5.	953	+	783	=	1.736
6.	971	+	915	=	1.886
7.	646	+	260	=	906
8.	960	+	457	=	1.417
9.	997	+	689	=	1.686
10.	779	+	565	=	1.344

Oefening 4
1.	445	+	366	=	811
2.	909	+	388	=	1.297
3.	421	+	243	=	664
4.	546	+	317	=	863
5.	769	+	254	=	1.023
6.	685	+	342	=	1.027
7.	976	+	346	=	1.322
8.	911	+	250	=	1.161
9.	665	+	393	=	1.058
10.	454	+	377	=	831