Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	973	+		=	1.544
2.	766	+		=	1.232
3.	934	+		=	1.403
4.	604	+		=	938
5.	492	+		=	838
6.	742	+		=	1.031
7.	815	+		=	1.488
8.	545	+		=	843
9.	477	+		=	690
10.	725	+		=	1.199

Oefening 2
1.	908	+		=	1.494
2.	782	+		=	1.401
3.	570	+		=	1.039
4.	392	+		=	735
5.	575	+		=	1.020
6.	751	+		=	1.225
7.	566	+		=	1.003
8.	812	+		=	1.393
9.	820	+		=	1.617
10.	596	+		=	1.031

Oefening 3
1.	859	+		=	1.194
2.	464	+		=	847
3.	650	+		=	1.276
4.	805	+		=	1.170
5.	984	+		=	1.905
6.	786	+		=	1.523
7.	563	+		=	933
8.	683	+		=	972
9.	780	+		=	1.227
10.	810	+		=	1.603

Oefening 4
1.	745	+		=	1.306
2.	771	+		=	1.099
3.	945	+		=	1.668
4.	877	+		=	1.097
5.	492	+		=	851
6.	271	+		=	485
7.	302	+		=	557
8.	475	+		=	852
9.	715	+		=	1.040
10.	944	+		=	1.450

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	973	+	571	=	1.544
2.	766	+	466	=	1.232
3.	934	+	469	=	1.403
4.	604	+	334	=	938
5.	492	+	346	=	838
6.	742	+	289	=	1.031
7.	815	+	673	=	1.488
8.	545	+	298	=	843
9.	477	+	213	=	690
10.	725	+	474	=	1.199

Oefening 2
1.	908	+	586	=	1.494
2.	782	+	619	=	1.401
3.	570	+	469	=	1.039
4.	392	+	343	=	735
5.	575	+	445	=	1.020
6.	751	+	474	=	1.225
7.	566	+	437	=	1.003
8.	812	+	581	=	1.393
9.	820	+	797	=	1.617
10.	596	+	435	=	1.031

Oefening 3
1.	859	+	335	=	1.194
2.	464	+	383	=	847
3.	650	+	626	=	1.276
4.	805	+	365	=	1.170
5.	984	+	921	=	1.905
6.	786	+	737	=	1.523
7.	563	+	370	=	933
8.	683	+	289	=	972
9.	780	+	447	=	1.227
10.	810	+	793	=	1.603

Oefening 4
1.	745	+	561	=	1.306
2.	771	+	328	=	1.099
3.	945	+	723	=	1.668
4.	877	+	220	=	1.097
5.	492	+	359	=	851
6.	271	+	214	=	485
7.	302	+	255	=	557
8.	475	+	377	=	852
9.	715	+	325	=	1.040
10.	944	+	506	=	1.450