Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	657	+		=	1.091
2.	495	+		=	788
3.	767	+		=	1.216
4.	979	+		=	1.592
5.	929	+		=	1.621
6.	519	+		=	892
7.	898	+		=	1.606
8.	891	+		=	1.326
9.	983	+		=	1.421
10.	705	+		=	1.138

Oefening 2
1.	831	+		=	1.307
2.	373	+		=	718
3.	407	+		=	607
4.	606	+		=	1.073
5.	434	+		=	824
6.	614	+		=	1.197
7.	859	+		=	1.167
8.	408	+		=	702
9.	991	+		=	1.792
10.	640	+		=	968

Oefening 3
1.	864	+		=	1.281
2.	969	+		=	1.430
3.	566	+		=	819
4.	890	+		=	1.442
5.	738	+		=	1.122
6.	818	+		=	1.262
7.	939	+		=	1.632
8.	612	+		=	1.148
9.	969	+		=	1.286
10.	868	+		=	1.142

Oefening 4
1.	440	+		=	758
2.	840	+		=	1.657
3.	398	+		=	632
4.	942	+		=	1.852
5.	402	+		=	663
6.	854	+		=	1.289
7.	955	+		=	1.212
8.	765	+		=	1.114
9.	999	+		=	1.863
10.	903	+		=	1.669

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	657	+	434	=	1.091
2.	495	+	293	=	788
3.	767	+	449	=	1.216
4.	979	+	613	=	1.592
5.	929	+	692	=	1.621
6.	519	+	373	=	892
7.	898	+	708	=	1.606
8.	891	+	435	=	1.326
9.	983	+	438	=	1.421
10.	705	+	433	=	1.138

Oefening 2
1.	831	+	476	=	1.307
2.	373	+	345	=	718
3.	407	+	200	=	607
4.	606	+	467	=	1.073
5.	434	+	390	=	824
6.	614	+	583	=	1.197
7.	859	+	308	=	1.167
8.	408	+	294	=	702
9.	991	+	801	=	1.792
10.	640	+	328	=	968

Oefening 3
1.	864	+	417	=	1.281
2.	969	+	461	=	1.430
3.	566	+	253	=	819
4.	890	+	552	=	1.442
5.	738	+	384	=	1.122
6.	818	+	444	=	1.262
7.	939	+	693	=	1.632
8.	612	+	536	=	1.148
9.	969	+	317	=	1.286
10.	868	+	274	=	1.142

Oefening 4
1.	440	+	318	=	758
2.	840	+	817	=	1.657
3.	398	+	234	=	632
4.	942	+	910	=	1.852
5.	402	+	261	=	663
6.	854	+	435	=	1.289
7.	955	+	257	=	1.212
8.	765	+	349	=	1.114
9.	999	+	864	=	1.863
10.	903	+	766	=	1.669