Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	802	+		=	1.510
2.	631	+		=	1.003
3.	568	+		=	1.086
4.	662	+		=	1.273
5.	479	+		=	758
6.	901	+		=	1.295
7.	573	+		=	959
8.	909	+		=	1.430
9.	485	+		=	869
10.	886	+		=	1.388

Oefening 2
1.	623	+		=	1.107
2.	980	+		=	1.287
3.	733	+		=	1.164
4.	952	+		=	1.515
5.	487	+		=	835
6.	819	+		=	1.456
7.	604	+		=	1.015
8.	908	+		=	1.463
9.	754	+		=	1.436
10.	540	+		=	907

Oefening 3
1.	433	+		=	781
2.	891	+		=	1.221
3.	641	+		=	1.194
4.	817	+		=	1.514
5.	821	+		=	1.580
6.	407	+		=	805
7.	827	+		=	1.634
8.	853	+		=	1.593
9.	530	+		=	984
10.	713	+		=	1.306

Oefening 4
1.	783	+		=	1.560
2.	534	+		=	1.025
3.	762	+		=	1.000
4.	692	+		=	1.112
5.	973	+		=	1.348
6.	701	+		=	1.220
7.	514	+		=	715
8.	724	+		=	1.303
9.	555	+		=	922
10.	880	+		=	1.236

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	802	+	708	=	1.510
2.	631	+	372	=	1.003
3.	568	+	518	=	1.086
4.	662	+	611	=	1.273
5.	479	+	279	=	758
6.	901	+	394	=	1.295
7.	573	+	386	=	959
8.	909	+	521	=	1.430
9.	485	+	384	=	869
10.	886	+	502	=	1.388

Oefening 2
1.	623	+	484	=	1.107
2.	980	+	307	=	1.287
3.	733	+	431	=	1.164
4.	952	+	563	=	1.515
5.	487	+	348	=	835
6.	819	+	637	=	1.456
7.	604	+	411	=	1.015
8.	908	+	555	=	1.463
9.	754	+	682	=	1.436
10.	540	+	367	=	907

Oefening 3
1.	433	+	348	=	781
2.	891	+	330	=	1.221
3.	641	+	553	=	1.194
4.	817	+	697	=	1.514
5.	821	+	759	=	1.580
6.	407	+	398	=	805
7.	827	+	807	=	1.634
8.	853	+	740	=	1.593
9.	530	+	454	=	984
10.	713	+	593	=	1.306

Oefening 4
1.	783	+	777	=	1.560
2.	534	+	491	=	1.025
3.	762	+	238	=	1.000
4.	692	+	420	=	1.112
5.	973	+	375	=	1.348
6.	701	+	519	=	1.220
7.	514	+	201	=	715
8.	724	+	579	=	1.303
9.	555	+	367	=	922
10.	880	+	356	=	1.236