Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	974	+		=	1.696
2.	900	+		=	1.192
3.	349	+		=	622
4.	792	+		=	1.076
5.	558	+		=	845
6.	841	+		=	1.381
7.	937	+		=	1.355
8.	771	+		=	1.434
9.	863	+		=	1.221
10.	568	+		=	866

Oefening 2
1.	220	+		=	433
2.	654	+		=	933
3.	659	+		=	1.146
4.	373	+		=	622
5.	952	+		=	1.242
6.	443	+		=	800
7.	697	+		=	1.182
8.	866	+		=	1.352
9.	927	+		=	1.718
10.	845	+		=	1.430

Oefening 3
1.	448	+		=	760
2.	433	+		=	735
3.	528	+		=	820
4.	438	+		=	733
5.	954	+		=	1.224
6.	762	+		=	1.018
7.	739	+		=	1.138
8.	531	+		=	1.021
9.	942	+		=	1.731
10.	966	+		=	1.208

Oefening 4
1.	889	+		=	1.426
2.	854	+		=	1.142
3.	454	+		=	703
4.	384	+		=	588
5.	852	+		=	1.519
6.	666	+		=	1.191
7.	908	+		=	1.480
8.	877	+		=	1.338
9.	906	+		=	1.811
10.	691	+		=	1.215

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	974	+	722	=	1.696
2.	900	+	292	=	1.192
3.	349	+	273	=	622
4.	792	+	284	=	1.076
5.	558	+	287	=	845
6.	841	+	540	=	1.381
7.	937	+	418	=	1.355
8.	771	+	663	=	1.434
9.	863	+	358	=	1.221
10.	568	+	298	=	866

Oefening 2
1.	220	+	213	=	433
2.	654	+	279	=	933
3.	659	+	487	=	1.146
4.	373	+	249	=	622
5.	952	+	290	=	1.242
6.	443	+	357	=	800
7.	697	+	485	=	1.182
8.	866	+	486	=	1.352
9.	927	+	791	=	1.718
10.	845	+	585	=	1.430

Oefening 3
1.	448	+	312	=	760
2.	433	+	302	=	735
3.	528	+	292	=	820
4.	438	+	295	=	733
5.	954	+	270	=	1.224
6.	762	+	256	=	1.018
7.	739	+	399	=	1.138
8.	531	+	490	=	1.021
9.	942	+	789	=	1.731
10.	966	+	242	=	1.208

Oefening 4
1.	889	+	537	=	1.426
2.	854	+	288	=	1.142
3.	454	+	249	=	703
4.	384	+	204	=	588
5.	852	+	667	=	1.519
6.	666	+	525	=	1.191
7.	908	+	572	=	1.480
8.	877	+	461	=	1.338
9.	906	+	905	=	1.811
10.	691	+	524	=	1.215