Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	713	+		=	1.345
2.	960	+		=	1.708
3.	649	+		=	1.183
4.	393	+		=	736
5.	617	+		=	1.037
6.	577	+		=	1.081
7.	631	+		=	875
8.	870	+		=	1.293
9.	855	+		=	1.359
10.	869	+		=	1.150

Oefening 2
1.	915	+		=	1.367
2.	895	+		=	1.326
3.	249	+		=	453
4.	542	+		=	1.004
5.	741	+		=	1.397
6.	814	+		=	1.582
7.	539	+		=	902
8.	822	+		=	1.236
9.	629	+		=	850
10.	299	+		=	532

Oefening 3
1.	859	+		=	1.531
2.	864	+		=	1.222
3.	397	+		=	659
4.	652	+		=	946
5.	1.000	+		=	1.801
6.	784	+		=	1.390
7.	994	+		=	1.818
8.	788	+		=	1.489
9.	333	+		=	571
10.	977	+		=	1.891

Oefening 4
1.	895	+		=	1.480
2.	903	+		=	1.202
3.	653	+		=	1.002
4.	960	+		=	1.648
5.	852	+		=	1.137
6.	833	+		=	1.532
7.	712	+		=	1.344
8.	767	+		=	1.145
9.	621	+		=	1.049
10.	860	+		=	1.060

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	713	+	632	=	1.345
2.	960	+	748	=	1.708
3.	649	+	534	=	1.183
4.	393	+	343	=	736
5.	617	+	420	=	1.037
6.	577	+	504	=	1.081
7.	631	+	244	=	875
8.	870	+	423	=	1.293
9.	855	+	504	=	1.359
10.	869	+	281	=	1.150

Oefening 2
1.	915	+	452	=	1.367
2.	895	+	431	=	1.326
3.	249	+	204	=	453
4.	542	+	462	=	1.004
5.	741	+	656	=	1.397
6.	814	+	768	=	1.582
7.	539	+	363	=	902
8.	822	+	414	=	1.236
9.	629	+	221	=	850
10.	299	+	233	=	532

Oefening 3
1.	859	+	672	=	1.531
2.	864	+	358	=	1.222
3.	397	+	262	=	659
4.	652	+	294	=	946
5.	1.000	+	801	=	1.801
6.	784	+	606	=	1.390
7.	994	+	824	=	1.818
8.	788	+	701	=	1.489
9.	333	+	238	=	571
10.	977	+	914	=	1.891

Oefening 4
1.	895	+	585	=	1.480
2.	903	+	299	=	1.202
3.	653	+	349	=	1.002
4.	960	+	688	=	1.648
5.	852	+	285	=	1.137
6.	833	+	699	=	1.532
7.	712	+	632	=	1.344
8.	767	+	378	=	1.145
9.	621	+	428	=	1.049
10.	860	+	200	=	1.060