Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	956	+		=	1.282
2.	739	+		=	943
3.	884	+		=	1.759
4.	846	+		=	1.206
5.	652	+		=	935
6.	958	+		=	1.371
7.	791	+		=	1.390
8.	833	+		=	1.146
9.	447	+		=	839
10.	971	+		=	1.794

Oefening 2
1.	718	+		=	934
2.	362	+		=	690
3.	943	+		=	1.741
4.	893	+		=	1.691
5.	521	+		=	922
6.	728	+		=	1.343
7.	366	+		=	570
8.	816	+		=	1.153
9.	715	+		=	1.344
10.	328	+		=	534

Oefening 3
1.	608	+		=	1.175
2.	309	+		=	613
3.	471	+		=	887
4.	341	+		=	649
5.	750	+		=	1.219
6.	899	+		=	1.326
7.	875	+		=	1.477
8.	966	+		=	1.460
9.	963	+		=	1.520
10.	925	+		=	1.344

Oefening 4
1.	914	+		=	1.686
2.	418	+		=	787
3.	859	+		=	1.130
4.	751	+		=	1.384
5.	611	+		=	1.208
6.	792	+		=	1.401
7.	681	+		=	909
8.	696	+		=	947
9.	747	+		=	1.018
10.	546	+		=	1.064

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	956	+	326	=	1.282
2.	739	+	204	=	943
3.	884	+	875	=	1.759
4.	846	+	360	=	1.206
5.	652	+	283	=	935
6.	958	+	413	=	1.371
7.	791	+	599	=	1.390
8.	833	+	313	=	1.146
9.	447	+	392	=	839
10.	971	+	823	=	1.794

Oefening 2
1.	718	+	216	=	934
2.	362	+	328	=	690
3.	943	+	798	=	1.741
4.	893	+	798	=	1.691
5.	521	+	401	=	922
6.	728	+	615	=	1.343
7.	366	+	204	=	570
8.	816	+	337	=	1.153
9.	715	+	629	=	1.344
10.	328	+	206	=	534

Oefening 3
1.	608	+	567	=	1.175
2.	309	+	304	=	613
3.	471	+	416	=	887
4.	341	+	308	=	649
5.	750	+	469	=	1.219
6.	899	+	427	=	1.326
7.	875	+	602	=	1.477
8.	966	+	494	=	1.460
9.	963	+	557	=	1.520
10.	925	+	419	=	1.344

Oefening 4
1.	914	+	772	=	1.686
2.	418	+	369	=	787
3.	859	+	271	=	1.130
4.	751	+	633	=	1.384
5.	611	+	597	=	1.208
6.	792	+	609	=	1.401
7.	681	+	228	=	909
8.	696	+	251	=	947
9.	747	+	271	=	1.018
10.	546	+	518	=	1.064