Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	835	+		=	1.597
2.	461	+		=	709
3.	425	+		=	674
4.	877	+		=	1.114
5.	523	+		=	1.007
6.	812	+		=	1.051
7.	584	+		=	787
8.	961	+		=	1.470
9.	896	+		=	1.425
10.	241	+		=	441

Oefening 2
1.	542	+		=	1.026
2.	953	+		=	1.813
3.	845	+		=	1.364
4.	745	+		=	1.344
5.	635	+		=	1.035
6.	812	+		=	1.450
7.	953	+		=	1.500
8.	360	+		=	682
9.	664	+		=	1.048
10.	919	+		=	1.196

Oefening 3
1.	949	+		=	1.374
2.	963	+		=	1.766
3.	527	+		=	974
4.	908	+		=	1.715
5.	504	+		=	764
6.	582	+		=	837
7.	769	+		=	1.029
8.	756	+		=	1.290
9.	824	+		=	1.601
10.	722	+		=	1.212

Oefening 4
1.	675	+		=	1.336
2.	601	+		=	1.022
3.	763	+		=	1.058
4.	812	+		=	1.618
5.	707	+		=	986
6.	744	+		=	977
7.	454	+		=	906
8.	736	+		=	1.083
9.	650	+		=	1.015
10.	939	+		=	1.766

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	835	+	762	=	1.597
2.	461	+	248	=	709
3.	425	+	249	=	674
4.	877	+	237	=	1.114
5.	523	+	484	=	1.007
6.	812	+	239	=	1.051
7.	584	+	203	=	787
8.	961	+	509	=	1.470
9.	896	+	529	=	1.425
10.	241	+	200	=	441

Oefening 2
1.	542	+	484	=	1.026
2.	953	+	860	=	1.813
3.	845	+	519	=	1.364
4.	745	+	599	=	1.344
5.	635	+	400	=	1.035
6.	812	+	638	=	1.450
7.	953	+	547	=	1.500
8.	360	+	322	=	682
9.	664	+	384	=	1.048
10.	919	+	277	=	1.196

Oefening 3
1.	949	+	425	=	1.374
2.	963	+	803	=	1.766
3.	527	+	447	=	974
4.	908	+	807	=	1.715
5.	504	+	260	=	764
6.	582	+	255	=	837
7.	769	+	260	=	1.029
8.	756	+	534	=	1.290
9.	824	+	777	=	1.601
10.	722	+	490	=	1.212

Oefening 4
1.	675	+	661	=	1.336
2.	601	+	421	=	1.022
3.	763	+	295	=	1.058
4.	812	+	806	=	1.618
5.	707	+	279	=	986
6.	744	+	233	=	977
7.	454	+	452	=	906
8.	736	+	347	=	1.083
9.	650	+	365	=	1.015
10.	939	+	827	=	1.766