Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	463	+		=	772
2.	327	+		=	568
3.	775	+		=	1.316
4.	597	+		=	880
5.	550	+		=	976
6.	867	+		=	1.140
7.	884	+		=	1.746
8.	594	+		=	1.038
9.	526	+		=	1.001
10.	385	+		=	630

Oefening 2
1.	441	+		=	774
2.	347	+		=	592
3.	574	+		=	1.116
4.	887	+		=	1.444
5.	952	+		=	1.380
6.	866	+		=	1.240
7.	768	+		=	1.225
8.	590	+		=	826
9.	800	+		=	1.554
10.	852	+		=	1.325

Oefening 3
1.	610	+		=	1.072
2.	515	+		=	928
3.	481	+		=	753
4.	446	+		=	725
5.	807	+		=	1.359
6.	911	+		=	1.329
7.	979	+		=	1.672
8.	855	+		=	1.488
9.	882	+		=	1.223
10.	983	+		=	1.513

Oefening 4
1.	892	+		=	1.344
2.	867	+		=	1.607
3.	929	+		=	1.670
4.	339	+		=	636
5.	432	+		=	815
6.	710	+		=	1.302
7.	800	+		=	1.032
8.	925	+		=	1.629
9.	996	+		=	1.390
10.	754	+		=	1.307

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	463	+	309	=	772
2.	327	+	241	=	568
3.	775	+	541	=	1.316
4.	597	+	283	=	880
5.	550	+	426	=	976
6.	867	+	273	=	1.140
7.	884	+	862	=	1.746
8.	594	+	444	=	1.038
9.	526	+	475	=	1.001
10.	385	+	245	=	630

Oefening 2
1.	441	+	333	=	774
2.	347	+	245	=	592
3.	574	+	542	=	1.116
4.	887	+	557	=	1.444
5.	952	+	428	=	1.380
6.	866	+	374	=	1.240
7.	768	+	457	=	1.225
8.	590	+	236	=	826
9.	800	+	754	=	1.554
10.	852	+	473	=	1.325

Oefening 3
1.	610	+	462	=	1.072
2.	515	+	413	=	928
3.	481	+	272	=	753
4.	446	+	279	=	725
5.	807	+	552	=	1.359
6.	911	+	418	=	1.329
7.	979	+	693	=	1.672
8.	855	+	633	=	1.488
9.	882	+	341	=	1.223
10.	983	+	530	=	1.513

Oefening 4
1.	892	+	452	=	1.344
2.	867	+	740	=	1.607
3.	929	+	741	=	1.670
4.	339	+	297	=	636
5.	432	+	383	=	815
6.	710	+	592	=	1.302
7.	800	+	232	=	1.032
8.	925	+	704	=	1.629
9.	996	+	394	=	1.390
10.	754	+	553	=	1.307