Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	967	+		=	1.894
2.	535	+		=	869
3.	621	+		=	1.092
4.	860	+		=	1.348
5.	718	+		=	1.058
6.	701	+		=	1.150
7.	746	+		=	1.458
8.	740	+		=	1.144
9.	425	+		=	735
10.	547	+		=	877

Oefening 2
1.	633	+		=	1.247
2.	701	+		=	1.289
3.	796	+		=	1.223
4.	858	+		=	1.512
5.	900	+		=	1.285
6.	547	+		=	862
7.	557	+		=	874
8.	219	+		=	426
9.	572	+		=	897
10.	673	+		=	1.309

Oefening 3
1.	513	+		=	999
2.	611	+		=	1.158
3.	703	+		=	908
4.	617	+		=	1.143
5.	997	+		=	1.879
6.	639	+		=	1.112
7.	678	+		=	1.204
8.	359	+		=	564
9.	884	+		=	1.730
10.	974	+		=	1.906

Oefening 4
1.	929	+		=	1.613
2.	439	+		=	704
3.	328	+		=	626
4.	646	+		=	869
5.	998	+		=	1.459
6.	493	+		=	765
7.	646	+		=	1.092
8.	916	+		=	1.232
9.	920	+		=	1.746
10.	703	+		=	1.402

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	967	+	927	=	1.894
2.	535	+	334	=	869
3.	621	+	471	=	1.092
4.	860	+	488	=	1.348
5.	718	+	340	=	1.058
6.	701	+	449	=	1.150
7.	746	+	712	=	1.458
8.	740	+	404	=	1.144
9.	425	+	310	=	735
10.	547	+	330	=	877

Oefening 2
1.	633	+	614	=	1.247
2.	701	+	588	=	1.289
3.	796	+	427	=	1.223
4.	858	+	654	=	1.512
5.	900	+	385	=	1.285
6.	547	+	315	=	862
7.	557	+	317	=	874
8.	219	+	207	=	426
9.	572	+	325	=	897
10.	673	+	636	=	1.309

Oefening 3
1.	513	+	486	=	999
2.	611	+	547	=	1.158
3.	703	+	205	=	908
4.	617	+	526	=	1.143
5.	997	+	882	=	1.879
6.	639	+	473	=	1.112
7.	678	+	526	=	1.204
8.	359	+	205	=	564
9.	884	+	846	=	1.730
10.	974	+	932	=	1.906

Oefening 4
1.	929	+	684	=	1.613
2.	439	+	265	=	704
3.	328	+	298	=	626
4.	646	+	223	=	869
5.	998	+	461	=	1.459
6.	493	+	272	=	765
7.	646	+	446	=	1.092
8.	916	+	316	=	1.232
9.	920	+	826	=	1.746
10.	703	+	699	=	1.402