Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	829	+		=	1.574
2.	872	+		=	1.530
3.	590	+		=	932
4.	699	+		=	907
5.	645	+		=	973
6.	586	+		=	925
7.	900	+		=	1.687
8.	785	+		=	1.041
9.	883	+		=	1.170
10.	658	+		=	1.054

Oefening 2
1.	518	+		=	751
2.	738	+		=	995
3.	941	+		=	1.353
4.	995	+		=	1.311
5.	785	+		=	1.528
6.	498	+		=	793
7.	635	+		=	1.097
8.	797	+		=	1.317
9.	755	+		=	1.014
10.	987	+		=	1.366

Oefening 3
1.	758	+		=	1.266
2.	896	+		=	1.785
3.	660	+		=	880
4.	641	+		=	1.069
5.	860	+		=	1.109
6.	944	+		=	1.267
7.	766	+		=	991
8.	343	+		=	617
9.	824	+		=	1.389
10.	525	+		=	1.031

Oefening 4
1.	936	+		=	1.647
2.	921	+		=	1.156
3.	613	+		=	1.033
4.	345	+		=	636
5.	706	+		=	1.070
6.	512	+		=	857
7.	846	+		=	1.353
8.	900	+		=	1.711
9.	620	+		=	1.025
10.	928	+		=	1.399

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	829	+	745	=	1.574
2.	872	+	658	=	1.530
3.	590	+	342	=	932
4.	699	+	208	=	907
5.	645	+	328	=	973
6.	586	+	339	=	925
7.	900	+	787	=	1.687
8.	785	+	256	=	1.041
9.	883	+	287	=	1.170
10.	658	+	396	=	1.054

Oefening 2
1.	518	+	233	=	751
2.	738	+	257	=	995
3.	941	+	412	=	1.353
4.	995	+	316	=	1.311
5.	785	+	743	=	1.528
6.	498	+	295	=	793
7.	635	+	462	=	1.097
8.	797	+	520	=	1.317
9.	755	+	259	=	1.014
10.	987	+	379	=	1.366

Oefening 3
1.	758	+	508	=	1.266
2.	896	+	889	=	1.785
3.	660	+	220	=	880
4.	641	+	428	=	1.069
5.	860	+	249	=	1.109
6.	944	+	323	=	1.267
7.	766	+	225	=	991
8.	343	+	274	=	617
9.	824	+	565	=	1.389
10.	525	+	506	=	1.031

Oefening 4
1.	936	+	711	=	1.647
2.	921	+	235	=	1.156
3.	613	+	420	=	1.033
4.	345	+	291	=	636
5.	706	+	364	=	1.070
6.	512	+	345	=	857
7.	846	+	507	=	1.353
8.	900	+	811	=	1.711
9.	620	+	405	=	1.025
10.	928	+	471	=	1.399