Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	741	+		=	1.150
2.	565	+		=	796
3.	569	+		=	776
4.	939	+		=	1.297
5.	299	+		=	571
6.	574	+		=	981
7.	973	+		=	1.363
8.	427	+		=	683
9.	426	+		=	807
10.	474	+		=	676

Oefening 2
1.	959	+		=	1.328
2.	680	+		=	1.044
3.	943	+		=	1.741
4.	584	+		=	885
5.	551	+		=	825
6.	846	+		=	1.093
7.	308	+		=	513
8.	800	+		=	1.078
9.	782	+		=	1.158
10.	934	+		=	1.545

Oefening 3
1.	856	+		=	1.118
2.	445	+		=	807
3.	353	+		=	615
4.	674	+		=	1.292
5.	948	+		=	1.290
6.	955	+		=	1.338
7.	600	+		=	951
8.	836	+		=	1.242
9.	849	+		=	1.479
10.	819	+		=	1.467

Oefening 4
1.	987	+		=	1.734
2.	740	+		=	1.352
3.	709	+		=	1.050
4.	916	+		=	1.683
5.	483	+		=	801
6.	975	+		=	1.684
7.	975	+		=	1.299
8.	346	+		=	589
9.	968	+		=	1.629
10.	638	+		=	1.235

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	741	+	409	=	1.150
2.	565	+	231	=	796
3.	569	+	207	=	776
4.	939	+	358	=	1.297
5.	299	+	272	=	571
6.	574	+	407	=	981
7.	973	+	390	=	1.363
8.	427	+	256	=	683
9.	426	+	381	=	807
10.	474	+	202	=	676

Oefening 2
1.	959	+	369	=	1.328
2.	680	+	364	=	1.044
3.	943	+	798	=	1.741
4.	584	+	301	=	885
5.	551	+	274	=	825
6.	846	+	247	=	1.093
7.	308	+	205	=	513
8.	800	+	278	=	1.078
9.	782	+	376	=	1.158
10.	934	+	611	=	1.545

Oefening 3
1.	856	+	262	=	1.118
2.	445	+	362	=	807
3.	353	+	262	=	615
4.	674	+	618	=	1.292
5.	948	+	342	=	1.290
6.	955	+	383	=	1.338
7.	600	+	351	=	951
8.	836	+	406	=	1.242
9.	849	+	630	=	1.479
10.	819	+	648	=	1.467

Oefening 4
1.	987	+	747	=	1.734
2.	740	+	612	=	1.352
3.	709	+	341	=	1.050
4.	916	+	767	=	1.683
5.	483	+	318	=	801
6.	975	+	709	=	1.684
7.	975	+	324	=	1.299
8.	346	+	243	=	589
9.	968	+	661	=	1.629
10.	638	+	597	=	1.235