Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	829	+		=	1.171
2.	450	+		=	802
3.	694	+		=	927
4.	750	+		=	1.260
5.	395	+		=	688
6.	845	+		=	1.499
7.	517	+		=	885
8.	724	+		=	1.249
9.	422	+		=	800
10.	648	+		=	1.016

Oefening 2
1.	636	+		=	1.083
2.	707	+		=	964
3.	410	+		=	619
4.	897	+		=	1.454
5.	856	+		=	1.266
6.	694	+		=	1.263
7.	601	+		=	896
8.	791	+		=	1.431
9.	724	+		=	1.194
10.	692	+		=	1.115

Oefening 3
1.	960	+		=	1.713
2.	908	+		=	1.346
3.	970	+		=	1.411
4.	673	+		=	1.139
5.	902	+		=	1.761
6.	873	+		=	1.439
7.	426	+		=	737
8.	580	+		=	1.150
9.	997	+		=	1.869
10.	767	+		=	1.449

Oefening 4
1.	654	+		=	1.265
2.	900	+		=	1.308
3.	851	+		=	1.518
4.	820	+		=	1.189
5.	566	+		=	951
6.	415	+		=	642
7.	920	+		=	1.600
8.	626	+		=	872
9.	925	+		=	1.750
10.	391	+		=	712

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	829	+	342	=	1.171
2.	450	+	352	=	802
3.	694	+	233	=	927
4.	750	+	510	=	1.260
5.	395	+	293	=	688
6.	845	+	654	=	1.499
7.	517	+	368	=	885
8.	724	+	525	=	1.249
9.	422	+	378	=	800
10.	648	+	368	=	1.016

Oefening 2
1.	636	+	447	=	1.083
2.	707	+	257	=	964
3.	410	+	209	=	619
4.	897	+	557	=	1.454
5.	856	+	410	=	1.266
6.	694	+	569	=	1.263
7.	601	+	295	=	896
8.	791	+	640	=	1.431
9.	724	+	470	=	1.194
10.	692	+	423	=	1.115

Oefening 3
1.	960	+	753	=	1.713
2.	908	+	438	=	1.346
3.	970	+	441	=	1.411
4.	673	+	466	=	1.139
5.	902	+	859	=	1.761
6.	873	+	566	=	1.439
7.	426	+	311	=	737
8.	580	+	570	=	1.150
9.	997	+	872	=	1.869
10.	767	+	682	=	1.449

Oefening 4
1.	654	+	611	=	1.265
2.	900	+	408	=	1.308
3.	851	+	667	=	1.518
4.	820	+	369	=	1.189
5.	566	+	385	=	951
6.	415	+	227	=	642
7.	920	+	680	=	1.600
8.	626	+	246	=	872
9.	925	+	825	=	1.750
10.	391	+	321	=	712