Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	698	+		=	1.086
2.	274	+		=	476
3.	642	+		=	1.147
4.	994	+		=	1.398
5.	865	+		=	1.077
6.	481	+		=	863
7.	479	+		=	748
8.	587	+		=	1.049
9.	506	+		=	897
10.	310	+		=	618

Oefening 2
1.	422	+		=	672
2.	521	+		=	915
3.	820	+		=	1.168
4.	677	+		=	1.073
5.	837	+		=	1.640
6.	690	+		=	1.250
7.	906	+		=	1.643
8.	608	+		=	828
9.	961	+		=	1.526
10.	513	+		=	860

Oefening 3
1.	939	+		=	1.780
2.	562	+		=	989
3.	739	+		=	1.278
4.	716	+		=	1.206
5.	799	+		=	1.004
6.	403	+		=	741
7.	999	+		=	1.764
8.	999	+		=	1.791
9.	801	+		=	1.008
10.	931	+		=	1.375

Oefening 4
1.	468	+		=	796
2.	708	+		=	1.214
3.	458	+		=	912
4.	994	+		=	1.298
5.	564	+		=	916
6.	373	+		=	608
7.	724	+		=	1.210
8.	774	+		=	1.523
9.	645	+		=	1.148
10.	768	+		=	1.168

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	698	+	388	=	1.086
2.	274	+	202	=	476
3.	642	+	505	=	1.147
4.	994	+	404	=	1.398
5.	865	+	212	=	1.077
6.	481	+	382	=	863
7.	479	+	269	=	748
8.	587	+	462	=	1.049
9.	506	+	391	=	897
10.	310	+	308	=	618

Oefening 2
1.	422	+	250	=	672
2.	521	+	394	=	915
3.	820	+	348	=	1.168
4.	677	+	396	=	1.073
5.	837	+	803	=	1.640
6.	690	+	560	=	1.250
7.	906	+	737	=	1.643
8.	608	+	220	=	828
9.	961	+	565	=	1.526
10.	513	+	347	=	860

Oefening 3
1.	939	+	841	=	1.780
2.	562	+	427	=	989
3.	739	+	539	=	1.278
4.	716	+	490	=	1.206
5.	799	+	205	=	1.004
6.	403	+	338	=	741
7.	999	+	765	=	1.764
8.	999	+	792	=	1.791
9.	801	+	207	=	1.008
10.	931	+	444	=	1.375

Oefening 4
1.	468	+	328	=	796
2.	708	+	506	=	1.214
3.	458	+	454	=	912
4.	994	+	304	=	1.298
5.	564	+	352	=	916
6.	373	+	235	=	608
7.	724	+	486	=	1.210
8.	774	+	749	=	1.523
9.	645	+	503	=	1.148
10.	768	+	400	=	1.168