Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	419	+		=	682
2.	269	+		=	401
3.	436	+		=	550
4.	447	+		=	555
5.	479	+		=	678
6.	363	+		=	689
7.	419	+		=	539
8.	253	+		=	478
9.	465	+		=	588
10.	459	+		=	735

Oefening 2
1.	357	+		=	502
2.	345	+		=	575
3.	235	+		=	401
4.	481	+		=	860
5.	238	+		=	438
6.	314	+		=	518
7.	150	+		=	283
8.	472	+		=	684
9.	241	+		=	426
10.	432	+		=	716

Oefening 3
1.	315	+		=	557
2.	438	+		=	708
3.	408	+		=	577
4.	312	+		=	493
5.	429	+		=	725
6.	211	+		=	335
7.	314	+		=	589
8.	350	+		=	633
9.	471	+		=	889
10.	365	+		=	566

Oefening 4
1.	495	+		=	699
2.	468	+		=	808
3.	326	+		=	550
4.	482	+		=	848
5.	428	+		=	747
6.	480	+		=	825
7.	232	+		=	424
8.	333	+		=	580
9.	400	+		=	722
10.	371	+		=	522

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	419	+	263	=	682
2.	269	+	132	=	401
3.	436	+	114	=	550
4.	447	+	108	=	555
5.	479	+	199	=	678
6.	363	+	326	=	689
7.	419	+	120	=	539
8.	253	+	225	=	478
9.	465	+	123	=	588
10.	459	+	276	=	735

Oefening 2
1.	357	+	145	=	502
2.	345	+	230	=	575
3.	235	+	166	=	401
4.	481	+	379	=	860
5.	238	+	200	=	438
6.	314	+	204	=	518
7.	150	+	133	=	283
8.	472	+	212	=	684
9.	241	+	185	=	426
10.	432	+	284	=	716

Oefening 3
1.	315	+	242	=	557
2.	438	+	270	=	708
3.	408	+	169	=	577
4.	312	+	181	=	493
5.	429	+	296	=	725
6.	211	+	124	=	335
7.	314	+	275	=	589
8.	350	+	283	=	633
9.	471	+	418	=	889
10.	365	+	201	=	566

Oefening 4
1.	495	+	204	=	699
2.	468	+	340	=	808
3.	326	+	224	=	550
4.	482	+	366	=	848
5.	428	+	319	=	747
6.	480	+	345	=	825
7.	232	+	192	=	424
8.	333	+	247	=	580
9.	400	+	322	=	722
10.	371	+	151	=	522