Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	858	+		=	1.176
2.	504	+		=	775
3.	907	+		=	1.230
4.	886	+		=	1.528
5.	855	+		=	1.619
6.	897	+		=	1.364
7.	791	+		=	1.544
8.	260	+		=	485
9.	807	+		=	1.518
10.	390	+		=	655

Oefening 2
1.	866	+		=	1.465
2.	813	+		=	1.487
3.	931	+		=	1.545
4.	777	+		=	1.194
5.	878	+		=	1.236
6.	952	+		=	1.390
7.	846	+		=	1.178
8.	456	+		=	874
9.	348	+		=	597
10.	442	+		=	757

Oefening 3
1.	841	+		=	1.478
2.	829	+		=	1.423
3.	738	+		=	1.315
4.	720	+		=	1.428
5.	545	+		=	786
6.	974	+		=	1.199
7.	706	+		=	1.001
8.	610	+		=	1.040
9.	964	+		=	1.568
10.	986	+		=	1.594

Oefening 4
1.	933	+		=	1.431
2.	750	+		=	1.167
3.	963	+		=	1.662
4.	814	+		=	1.149
5.	939	+		=	1.242
6.	935	+		=	1.598
7.	941	+		=	1.701
8.	994	+		=	1.208
9.	870	+		=	1.569
10.	857	+		=	1.067

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	858	+	318	=	1.176
2.	504	+	271	=	775
3.	907	+	323	=	1.230
4.	886	+	642	=	1.528
5.	855	+	764	=	1.619
6.	897	+	467	=	1.364
7.	791	+	753	=	1.544
8.	260	+	225	=	485
9.	807	+	711	=	1.518
10.	390	+	265	=	655

Oefening 2
1.	866	+	599	=	1.465
2.	813	+	674	=	1.487
3.	931	+	614	=	1.545
4.	777	+	417	=	1.194
5.	878	+	358	=	1.236
6.	952	+	438	=	1.390
7.	846	+	332	=	1.178
8.	456	+	418	=	874
9.	348	+	249	=	597
10.	442	+	315	=	757

Oefening 3
1.	841	+	637	=	1.478
2.	829	+	594	=	1.423
3.	738	+	577	=	1.315
4.	720	+	708	=	1.428
5.	545	+	241	=	786
6.	974	+	225	=	1.199
7.	706	+	295	=	1.001
8.	610	+	430	=	1.040
9.	964	+	604	=	1.568
10.	986	+	608	=	1.594

Oefening 4
1.	933	+	498	=	1.431
2.	750	+	417	=	1.167
3.	963	+	699	=	1.662
4.	814	+	335	=	1.149
5.	939	+	303	=	1.242
6.	935	+	663	=	1.598
7.	941	+	760	=	1.701
8.	994	+	214	=	1.208
9.	870	+	699	=	1.569
10.	857	+	210	=	1.067