Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	813	+		=	1.232
2.	961	+		=	1.371
3.	987	+		=	1.460
4.	846	+		=	1.548
5.	296	+		=	563
6.	855	+		=	1.690
7.	638	+		=	976
8.	561	+		=	1.050
9.	588	+		=	828
10.	669	+		=	903

Oefening 2
1.	795	+		=	1.253
2.	376	+		=	608
3.	524	+		=	826
4.	829	+		=	1.556
5.	846	+		=	1.510
6.	962	+		=	1.902
7.	582	+		=	1.042
8.	807	+		=	1.175
9.	813	+		=	1.366
10.	650	+		=	1.297

Oefening 3
1.	541	+		=	1.064
2.	389	+		=	606
3.	392	+		=	693
4.	620	+		=	1.073
5.	701	+		=	991
6.	647	+		=	1.220
7.	568	+		=	1.058
8.	520	+		=	971
9.	537	+		=	954
10.	446	+		=	675

Oefening 4
1.	660	+		=	945
2.	960	+		=	1.176
3.	994	+		=	1.432
4.	955	+		=	1.304
5.	583	+		=	944
6.	440	+		=	734
7.	993	+		=	1.682
8.	605	+		=	1.042
9.	286	+		=	548
10.	521	+		=	1.031

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	813	+	419	=	1.232
2.	961	+	410	=	1.371
3.	987	+	473	=	1.460
4.	846	+	702	=	1.548
5.	296	+	267	=	563
6.	855	+	835	=	1.690
7.	638	+	338	=	976
8.	561	+	489	=	1.050
9.	588	+	240	=	828
10.	669	+	234	=	903

Oefening 2
1.	795	+	458	=	1.253
2.	376	+	232	=	608
3.	524	+	302	=	826
4.	829	+	727	=	1.556
5.	846	+	664	=	1.510
6.	962	+	940	=	1.902
7.	582	+	460	=	1.042
8.	807	+	368	=	1.175
9.	813	+	553	=	1.366
10.	650	+	647	=	1.297

Oefening 3
1.	541	+	523	=	1.064
2.	389	+	217	=	606
3.	392	+	301	=	693
4.	620	+	453	=	1.073
5.	701	+	290	=	991
6.	647	+	573	=	1.220
7.	568	+	490	=	1.058
8.	520	+	451	=	971
9.	537	+	417	=	954
10.	446	+	229	=	675

Oefening 4
1.	660	+	285	=	945
2.	960	+	216	=	1.176
3.	994	+	438	=	1.432
4.	955	+	349	=	1.304
5.	583	+	361	=	944
6.	440	+	294	=	734
7.	993	+	689	=	1.682
8.	605	+	437	=	1.042
9.	286	+	262	=	548
10.	521	+	510	=	1.031