Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	889	+		=	1.169
2.	870	+		=	1.425
3.	673	+		=	1.200
4.	712	+		=	1.054
5.	873	+		=	1.138
6.	907	+		=	1.408
7.	812	+		=	1.291
8.	991	+		=	1.981
9.	581	+		=	1.038
10.	759	+		=	1.084

Oefening 2
1.	776	+		=	1.517
2.	611	+		=	1.054
3.	569	+		=	911
4.	551	+		=	802
5.	537	+		=	888
6.	967	+		=	1.250
7.	831	+		=	1.388
8.	963	+		=	1.625
9.	462	+		=	878
10.	612	+		=	1.182

Oefening 3
1.	720	+		=	1.417
2.	419	+		=	838
3.	668	+		=	1.234
4.	836	+		=	1.046
5.	851	+		=	1.184
6.	707	+		=	1.353
7.	468	+		=	783
8.	652	+		=	1.022
9.	853	+		=	1.244
10.	952	+		=	1.638

Oefening 4
1.	827	+		=	1.406
2.	874	+		=	1.342
3.	760	+		=	1.371
4.	855	+		=	1.440
5.	485	+		=	866
6.	614	+		=	970
7.	695	+		=	1.014
8.	673	+		=	1.195
9.	926	+		=	1.754
10.	982	+		=	1.312

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	889	+	280	=	1.169
2.	870	+	555	=	1.425
3.	673	+	527	=	1.200
4.	712	+	342	=	1.054
5.	873	+	265	=	1.138
6.	907	+	501	=	1.408
7.	812	+	479	=	1.291
8.	991	+	990	=	1.981
9.	581	+	457	=	1.038
10.	759	+	325	=	1.084

Oefening 2
1.	776	+	741	=	1.517
2.	611	+	443	=	1.054
3.	569	+	342	=	911
4.	551	+	251	=	802
5.	537	+	351	=	888
6.	967	+	283	=	1.250
7.	831	+	557	=	1.388
8.	963	+	662	=	1.625
9.	462	+	416	=	878
10.	612	+	570	=	1.182

Oefening 3
1.	720	+	697	=	1.417
2.	419	+	419	=	838
3.	668	+	566	=	1.234
4.	836	+	210	=	1.046
5.	851	+	333	=	1.184
6.	707	+	646	=	1.353
7.	468	+	315	=	783
8.	652	+	370	=	1.022
9.	853	+	391	=	1.244
10.	952	+	686	=	1.638

Oefening 4
1.	827	+	579	=	1.406
2.	874	+	468	=	1.342
3.	760	+	611	=	1.371
4.	855	+	585	=	1.440
5.	485	+	381	=	866
6.	614	+	356	=	970
7.	695	+	319	=	1.014
8.	673	+	522	=	1.195
9.	926	+	828	=	1.754
10.	982	+	330	=	1.312