Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	900	+		=	1.188
2.	848	+		=	1.163
3.	616	+		=	1.137
4.	780	+		=	1.354
5.	981	+		=	1.600
6.	528	+		=	799
7.	525	+		=	947
8.	904	+		=	1.642
9.	908	+		=	1.570
10.	883	+		=	1.281

Oefening 2
1.	884	+		=	1.505
2.	825	+		=	1.199
3.	394	+		=	614
4.	618	+		=	938
5.	977	+		=	1.608
6.	865	+		=	1.136
7.	614	+		=	1.007
8.	728	+		=	1.118
9.	561	+		=	785
10.	585	+		=	1.160

Oefening 3
1.	879	+		=	1.583
2.	929	+		=	1.313
3.	597	+		=	1.077
4.	908	+		=	1.144
5.	853	+		=	1.203
6.	813	+		=	1.292
7.	375	+		=	592
8.	991	+		=	1.457
9.	781	+		=	1.224
10.	680	+		=	1.250

Oefening 4
1.	367	+		=	698
2.	379	+		=	681
3.	610	+		=	1.117
4.	879	+		=	1.488
5.	495	+		=	962
6.	863	+		=	1.277
7.	556	+		=	1.023
8.	747	+		=	1.331
9.	962	+		=	1.567
10.	960	+		=	1.458

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	900	+	288	=	1.188
2.	848	+	315	=	1.163
3.	616	+	521	=	1.137
4.	780	+	574	=	1.354
5.	981	+	619	=	1.600
6.	528	+	271	=	799
7.	525	+	422	=	947
8.	904	+	738	=	1.642
9.	908	+	662	=	1.570
10.	883	+	398	=	1.281

Oefening 2
1.	884	+	621	=	1.505
2.	825	+	374	=	1.199
3.	394	+	220	=	614
4.	618	+	320	=	938
5.	977	+	631	=	1.608
6.	865	+	271	=	1.136
7.	614	+	393	=	1.007
8.	728	+	390	=	1.118
9.	561	+	224	=	785
10.	585	+	575	=	1.160

Oefening 3
1.	879	+	704	=	1.583
2.	929	+	384	=	1.313
3.	597	+	480	=	1.077
4.	908	+	236	=	1.144
5.	853	+	350	=	1.203
6.	813	+	479	=	1.292
7.	375	+	217	=	592
8.	991	+	466	=	1.457
9.	781	+	443	=	1.224
10.	680	+	570	=	1.250

Oefening 4
1.	367	+	331	=	698
2.	379	+	302	=	681
3.	610	+	507	=	1.117
4.	879	+	609	=	1.488
5.	495	+	467	=	962
6.	863	+	414	=	1.277
7.	556	+	467	=	1.023
8.	747	+	584	=	1.331
9.	962	+	605	=	1.567
10.	960	+	498	=	1.458