Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	963	+		=	1.373
2.	723	+		=	1.168
3.	806	+		=	1.177
4.	886	+		=	1.589
5.	663	+		=	1.099
6.	855	+		=	1.151
7.	991	+		=	1.501
8.	693	+		=	1.151
9.	792	+		=	1.489
10.	546	+		=	877

Oefening 2
1.	803	+		=	1.401
2.	874	+		=	1.505
3.	481	+		=	864
4.	967	+		=	1.558
5.	434	+		=	848
6.	385	+		=	726
7.	636	+		=	1.043
8.	863	+		=	1.390
9.	586	+		=	1.055
10.	972	+		=	1.230

Oefening 3
1.	865	+		=	1.268
2.	530	+		=	809
3.	977	+		=	1.948
4.	725	+		=	1.066
5.	779	+		=	1.452
6.	467	+		=	755
7.	861	+		=	1.221
8.	824	+		=	1.466
9.	823	+		=	1.522
10.	856	+		=	1.217

Oefening 4
1.	714	+		=	1.151
2.	864	+		=	1.108
3.	618	+		=	976
4.	779	+		=	1.109
5.	870	+		=	1.311
6.	491	+		=	915
7.	883	+		=	1.259
8.	890	+		=	1.693
9.	703	+		=	1.111
10.	923	+		=	1.524

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	963	+	410	=	1.373
2.	723	+	445	=	1.168
3.	806	+	371	=	1.177
4.	886	+	703	=	1.589
5.	663	+	436	=	1.099
6.	855	+	296	=	1.151
7.	991	+	510	=	1.501
8.	693	+	458	=	1.151
9.	792	+	697	=	1.489
10.	546	+	331	=	877

Oefening 2
1.	803	+	598	=	1.401
2.	874	+	631	=	1.505
3.	481	+	383	=	864
4.	967	+	591	=	1.558
5.	434	+	414	=	848
6.	385	+	341	=	726
7.	636	+	407	=	1.043
8.	863	+	527	=	1.390
9.	586	+	469	=	1.055
10.	972	+	258	=	1.230

Oefening 3
1.	865	+	403	=	1.268
2.	530	+	279	=	809
3.	977	+	971	=	1.948
4.	725	+	341	=	1.066
5.	779	+	673	=	1.452
6.	467	+	288	=	755
7.	861	+	360	=	1.221
8.	824	+	642	=	1.466
9.	823	+	699	=	1.522
10.	856	+	361	=	1.217

Oefening 4
1.	714	+	437	=	1.151
2.	864	+	244	=	1.108
3.	618	+	358	=	976
4.	779	+	330	=	1.109
5.	870	+	441	=	1.311
6.	491	+	424	=	915
7.	883	+	376	=	1.259
8.	890	+	803	=	1.693
9.	703	+	408	=	1.111
10.	923	+	601	=	1.524