Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	929	+		=	1.601
2.	787	+		=	1.549
3.	872	+		=	1.483
4.	392	+		=	782
5.	562	+		=	856
6.	750	+		=	1.293
7.	764	+		=	1.209
8.	570	+		=	1.072
9.	438	+		=	732
10.	483	+		=	755

Oefening 2
1.	635	+		=	885
2.	728	+		=	1.056
3.	319	+		=	592
4.	301	+		=	521
5.	739	+		=	1.385
6.	859	+		=	1.298
7.	859	+		=	1.506
8.	349	+		=	612
9.	769	+		=	1.466
10.	818	+		=	1.519

Oefening 3
1.	705	+		=	1.162
2.	760	+		=	1.280
3.	788	+		=	1.078
4.	958	+		=	1.381
5.	716	+		=	1.390
6.	670	+		=	897
7.	898	+		=	1.610
8.	865	+		=	1.617
9.	875	+		=	1.117
10.	734	+		=	1.112

Oefening 4
1.	827	+		=	1.504
2.	440	+		=	845
3.	843	+		=	1.645
4.	666	+		=	1.202
5.	681	+		=	1.138
6.	286	+		=	562
7.	901	+		=	1.485
8.	802	+		=	1.057
9.	517	+		=	888
10.	585	+		=	909

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	929	+	672	=	1.601
2.	787	+	762	=	1.549
3.	872	+	611	=	1.483
4.	392	+	390	=	782
5.	562	+	294	=	856
6.	750	+	543	=	1.293
7.	764	+	445	=	1.209
8.	570	+	502	=	1.072
9.	438	+	294	=	732
10.	483	+	272	=	755

Oefening 2
1.	635	+	250	=	885
2.	728	+	328	=	1.056
3.	319	+	273	=	592
4.	301	+	220	=	521
5.	739	+	646	=	1.385
6.	859	+	439	=	1.298
7.	859	+	647	=	1.506
8.	349	+	263	=	612
9.	769	+	697	=	1.466
10.	818	+	701	=	1.519

Oefening 3
1.	705	+	457	=	1.162
2.	760	+	520	=	1.280
3.	788	+	290	=	1.078
4.	958	+	423	=	1.381
5.	716	+	674	=	1.390
6.	670	+	227	=	897
7.	898	+	712	=	1.610
8.	865	+	752	=	1.617
9.	875	+	242	=	1.117
10.	734	+	378	=	1.112

Oefening 4
1.	827	+	677	=	1.504
2.	440	+	405	=	845
3.	843	+	802	=	1.645
4.	666	+	536	=	1.202
5.	681	+	457	=	1.138
6.	286	+	276	=	562
7.	901	+	584	=	1.485
8.	802	+	255	=	1.057
9.	517	+	371	=	888
10.	585	+	324	=	909