Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	945	+		=	1.751
2.	984	+		=	1.718
3.	837	+		=	1.467
4.	905	+		=	1.219
5.	489	+		=	715
6.	742	+		=	1.194
7.	793	+		=	1.311
8.	725	+		=	1.147
9.	952	+		=	1.809
10.	990	+		=	1.418

Oefening 2
1.	856	+		=	1.169
2.	653	+		=	1.053
3.	904	+		=	1.243
4.	419	+		=	669
5.	707	+		=	1.239
6.	615	+		=	1.196
7.	832	+		=	1.616
8.	953	+		=	1.270
9.	648	+		=	1.146
10.	522	+		=	1.027

Oefening 3
1.	570	+		=	892
2.	957	+		=	1.520
3.	662	+		=	925
4.	899	+		=	1.163
5.	985	+		=	1.912
6.	995	+		=	1.569
7.	821	+		=	1.600
8.	769	+		=	1.476
9.	813	+		=	1.522
10.	863	+		=	1.393

Oefening 4
1.	892	+		=	1.154
2.	799	+		=	1.434
3.	948	+		=	1.770
4.	742	+		=	1.433
5.	795	+		=	1.305
6.	309	+		=	609
7.	717	+		=	1.103
8.	977	+		=	1.680
9.	492	+		=	696
10.	722	+		=	1.426

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	945	+	806	=	1.751
2.	984	+	734	=	1.718
3.	837	+	630	=	1.467
4.	905	+	314	=	1.219
5.	489	+	226	=	715
6.	742	+	452	=	1.194
7.	793	+	518	=	1.311
8.	725	+	422	=	1.147
9.	952	+	857	=	1.809
10.	990	+	428	=	1.418

Oefening 2
1.	856	+	313	=	1.169
2.	653	+	400	=	1.053
3.	904	+	339	=	1.243
4.	419	+	250	=	669
5.	707	+	532	=	1.239
6.	615	+	581	=	1.196
7.	832	+	784	=	1.616
8.	953	+	317	=	1.270
9.	648	+	498	=	1.146
10.	522	+	505	=	1.027

Oefening 3
1.	570	+	322	=	892
2.	957	+	563	=	1.520
3.	662	+	263	=	925
4.	899	+	264	=	1.163
5.	985	+	927	=	1.912
6.	995	+	574	=	1.569
7.	821	+	779	=	1.600
8.	769	+	707	=	1.476
9.	813	+	709	=	1.522
10.	863	+	530	=	1.393

Oefening 4
1.	892	+	262	=	1.154
2.	799	+	635	=	1.434
3.	948	+	822	=	1.770
4.	742	+	691	=	1.433
5.	795	+	510	=	1.305
6.	309	+	300	=	609
7.	717	+	386	=	1.103
8.	977	+	703	=	1.680
9.	492	+	204	=	696
10.	722	+	704	=	1.426