Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	533	+		=	844
2.	596	+		=	1.099
3.	487	+		=	818
4.	777	+		=	1.346
5.	616	+		=	1.185
6.	922	+		=	1.355
7.	512	+		=	901
8.	492	+		=	914
9.	702	+		=	998
10.	989	+		=	1.414

Oefening 2
1.	310	+		=	547
2.	531	+		=	949
3.	982	+		=	1.197
4.	784	+		=	1.112
5.	667	+		=	1.004
6.	914	+		=	1.573
7.	865	+		=	1.560
8.	686	+		=	1.051
9.	822	+		=	1.512
10.	786	+		=	1.331

Oefening 3
1.	923	+		=	1.674
2.	955	+		=	1.201
3.	576	+		=	820
4.	866	+		=	1.684
5.	487	+		=	702
6.	771	+		=	1.270
7.	604	+		=	1.096
8.	992	+		=	1.200
9.	541	+		=	974
10.	923	+		=	1.178

Oefening 4
1.	773	+		=	1.157
2.	899	+		=	1.542
3.	881	+		=	1.470
4.	500	+		=	769
5.	887	+		=	1.579
6.	743	+		=	1.208
7.	989	+		=	1.896
8.	677	+		=	1.233
9.	839	+		=	1.310
10.	506	+		=	860

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	533	+	311	=	844
2.	596	+	503	=	1.099
3.	487	+	331	=	818
4.	777	+	569	=	1.346
5.	616	+	569	=	1.185
6.	922	+	433	=	1.355
7.	512	+	389	=	901
8.	492	+	422	=	914
9.	702	+	296	=	998
10.	989	+	425	=	1.414

Oefening 2
1.	310	+	237	=	547
2.	531	+	418	=	949
3.	982	+	215	=	1.197
4.	784	+	328	=	1.112
5.	667	+	337	=	1.004
6.	914	+	659	=	1.573
7.	865	+	695	=	1.560
8.	686	+	365	=	1.051
9.	822	+	690	=	1.512
10.	786	+	545	=	1.331

Oefening 3
1.	923	+	751	=	1.674
2.	955	+	246	=	1.201
3.	576	+	244	=	820
4.	866	+	818	=	1.684
5.	487	+	215	=	702
6.	771	+	499	=	1.270
7.	604	+	492	=	1.096
8.	992	+	208	=	1.200
9.	541	+	433	=	974
10.	923	+	255	=	1.178

Oefening 4
1.	773	+	384	=	1.157
2.	899	+	643	=	1.542
3.	881	+	589	=	1.470
4.	500	+	269	=	769
5.	887	+	692	=	1.579
6.	743	+	465	=	1.208
7.	989	+	907	=	1.896
8.	677	+	556	=	1.233
9.	839	+	471	=	1.310
10.	506	+	354	=	860