Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	824	+		=	1.175
2.	628	+		=	1.171
3.	613	+		=	994
4.	812	+		=	1.479
5.	490	+		=	932
6.	751	+		=	1.383
7.	755	+		=	1.141
8.	735	+		=	1.102
9.	796	+		=	1.530
10.	846	+		=	1.334

Oefening 2
1.	749	+		=	1.087
2.	708	+		=	952
3.	958	+		=	1.286
4.	663	+		=	1.207
5.	989	+		=	1.317
6.	610	+		=	813
7.	983	+		=	1.592
8.	891	+		=	1.168
9.	477	+		=	754
10.	937	+		=	1.167

Oefening 3
1.	682	+		=	1.344
2.	793	+		=	1.002
3.	503	+		=	910
4.	724	+		=	1.331
5.	898	+		=	1.638
6.	603	+		=	888
7.	584	+		=	960
8.	985	+		=	1.407
9.	654	+		=	1.204
10.	385	+		=	766

Oefening 4
1.	968	+		=	1.588
2.	814	+		=	1.052
3.	353	+		=	697
4.	820	+		=	1.546
5.	705	+		=	1.135
6.	792	+		=	1.310
7.	289	+		=	507
8.	927	+		=	1.329
9.	739	+		=	1.084
10.	959	+		=	1.590

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	824	+	351	=	1.175
2.	628	+	543	=	1.171
3.	613	+	381	=	994
4.	812	+	667	=	1.479
5.	490	+	442	=	932
6.	751	+	632	=	1.383
7.	755	+	386	=	1.141
8.	735	+	367	=	1.102
9.	796	+	734	=	1.530
10.	846	+	488	=	1.334

Oefening 2
1.	749	+	338	=	1.087
2.	708	+	244	=	952
3.	958	+	328	=	1.286
4.	663	+	544	=	1.207
5.	989	+	328	=	1.317
6.	610	+	203	=	813
7.	983	+	609	=	1.592
8.	891	+	277	=	1.168
9.	477	+	277	=	754
10.	937	+	230	=	1.167

Oefening 3
1.	682	+	662	=	1.344
2.	793	+	209	=	1.002
3.	503	+	407	=	910
4.	724	+	607	=	1.331
5.	898	+	740	=	1.638
6.	603	+	285	=	888
7.	584	+	376	=	960
8.	985	+	422	=	1.407
9.	654	+	550	=	1.204
10.	385	+	381	=	766

Oefening 4
1.	968	+	620	=	1.588
2.	814	+	238	=	1.052
3.	353	+	344	=	697
4.	820	+	726	=	1.546
5.	705	+	430	=	1.135
6.	792	+	518	=	1.310
7.	289	+	218	=	507
8.	927	+	402	=	1.329
9.	739	+	345	=	1.084
10.	959	+	631	=	1.590