Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	686	+		=	920
2.	976	+		=	1.574
3.	816	+		=	1.059
4.	869	+		=	1.276
5.	919	+		=	1.361
6.	912	+		=	1.612
7.	827	+		=	1.288
8.	486	+		=	854
9.	765	+		=	1.431
10.	918	+		=	1.164

Oefening 2
1.	511	+		=	994
2.	617	+		=	868
3.	563	+		=	1.090
4.	918	+		=	1.361
5.	812	+		=	1.424
6.	988	+		=	1.457
7.	796	+		=	1.509
8.	936	+		=	1.387
9.	995	+		=	1.798
10.	547	+		=	891

Oefening 3
1.	611	+		=	1.015
2.	519	+		=	865
3.	687	+		=	967
4.	892	+		=	1.253
5.	879	+		=	1.554
6.	851	+		=	1.067
7.	662	+		=	1.231
8.	887	+		=	1.473
9.	466	+		=	893
10.	791	+		=	1.554

Oefening 4
1.	656	+		=	950
2.	827	+		=	1.400
3.	468	+		=	848
4.	984	+		=	1.311
5.	713	+		=	1.270
6.	533	+		=	774
7.	703	+		=	1.290
8.	570	+		=	847
9.	573	+		=	793
10.	509	+		=	895

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	686	+	234	=	920
2.	976	+	598	=	1.574
3.	816	+	243	=	1.059
4.	869	+	407	=	1.276
5.	919	+	442	=	1.361
6.	912	+	700	=	1.612
7.	827	+	461	=	1.288
8.	486	+	368	=	854
9.	765	+	666	=	1.431
10.	918	+	246	=	1.164

Oefening 2
1.	511	+	483	=	994
2.	617	+	251	=	868
3.	563	+	527	=	1.090
4.	918	+	443	=	1.361
5.	812	+	612	=	1.424
6.	988	+	469	=	1.457
7.	796	+	713	=	1.509
8.	936	+	451	=	1.387
9.	995	+	803	=	1.798
10.	547	+	344	=	891

Oefening 3
1.	611	+	404	=	1.015
2.	519	+	346	=	865
3.	687	+	280	=	967
4.	892	+	361	=	1.253
5.	879	+	675	=	1.554
6.	851	+	216	=	1.067
7.	662	+	569	=	1.231
8.	887	+	586	=	1.473
9.	466	+	427	=	893
10.	791	+	763	=	1.554

Oefening 4
1.	656	+	294	=	950
2.	827	+	573	=	1.400
3.	468	+	380	=	848
4.	984	+	327	=	1.311
5.	713	+	557	=	1.270
6.	533	+	241	=	774
7.	703	+	587	=	1.290
8.	570	+	277	=	847
9.	573	+	220	=	793
10.	509	+	386	=	895