Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	894	+		=	1.766
2.	723	+		=	1.006
3.	819	+		=	1.275
4.	949	+		=	1.727
5.	366	+		=	722
6.	375	+		=	647
7.	448	+		=	846
8.	454	+		=	865
9.	468	+		=	910
10.	994	+		=	1.556

Oefening 2
1.	914	+		=	1.376
2.	814	+		=	1.518
3.	394	+		=	606
4.	530	+		=	782
5.	741	+		=	970
6.	860	+		=	1.279
7.	792	+		=	1.426
8.	798	+		=	1.310
9.	737	+		=	1.108
10.	896	+		=	1.439

Oefening 3
1.	542	+		=	1.056
2.	895	+		=	1.603
3.	873	+		=	1.103
4.	952	+		=	1.403
5.	464	+		=	814
6.	742	+		=	1.169
7.	995	+		=	1.750
8.	715	+		=	1.309
9.	931	+		=	1.402
10.	784	+		=	1.063

Oefening 4
1.	863	+		=	1.107
2.	802	+		=	1.318
3.	686	+		=	1.070
4.	807	+		=	1.551
5.	903	+		=	1.244
6.	998	+		=	1.473
7.	659	+		=	1.309
8.	436	+		=	860
9.	922	+		=	1.518
10.	469	+		=	671

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	894	+	872	=	1.766
2.	723	+	283	=	1.006
3.	819	+	456	=	1.275
4.	949	+	778	=	1.727
5.	366	+	356	=	722
6.	375	+	272	=	647
7.	448	+	398	=	846
8.	454	+	411	=	865
9.	468	+	442	=	910
10.	994	+	562	=	1.556

Oefening 2
1.	914	+	462	=	1.376
2.	814	+	704	=	1.518
3.	394	+	212	=	606
4.	530	+	252	=	782
5.	741	+	229	=	970
6.	860	+	419	=	1.279
7.	792	+	634	=	1.426
8.	798	+	512	=	1.310
9.	737	+	371	=	1.108
10.	896	+	543	=	1.439

Oefening 3
1.	542	+	514	=	1.056
2.	895	+	708	=	1.603
3.	873	+	230	=	1.103
4.	952	+	451	=	1.403
5.	464	+	350	=	814
6.	742	+	427	=	1.169
7.	995	+	755	=	1.750
8.	715	+	594	=	1.309
9.	931	+	471	=	1.402
10.	784	+	279	=	1.063

Oefening 4
1.	863	+	244	=	1.107
2.	802	+	516	=	1.318
3.	686	+	384	=	1.070
4.	807	+	744	=	1.551
5.	903	+	341	=	1.244
6.	998	+	475	=	1.473
7.	659	+	650	=	1.309
8.	436	+	424	=	860
9.	922	+	596	=	1.518
10.	469	+	202	=	671