Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	476	+		=	651
2.	335	+		=	662
3.	343	+		=	446
4.	178	+		=	326
5.	482	+		=	942
6.	365	+		=	607
7.	248	+		=	355
8.	363	+		=	638
9.	353	+		=	524
10.	469	+		=	831

Oefening 2
1.	161	+		=	273
2.	298	+		=	552
3.	451	+		=	839
4.	281	+		=	547
5.	454	+		=	599
6.	376	+		=	602
7.	303	+		=	504
8.	422	+		=	682
9.	116	+		=	229
10.	209	+		=	401

Oefening 3
1.	427	+		=	693
2.	304	+		=	508
3.	344	+		=	655
4.	308	+		=	510
5.	355	+		=	461
6.	217	+		=	334
7.	498	+		=	681
8.	374	+		=	615
9.	348	+		=	490
10.	391	+		=	514

Oefening 4
1.	433	+		=	551
2.	407	+		=	748
3.	328	+		=	526
4.	371	+		=	635
5.	492	+		=	881
6.	391	+		=	547
7.	467	+		=	605
8.	452	+		=	798
9.	496	+		=	823
10.	211	+		=	347

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	476	+	175	=	651
2.	335	+	327	=	662
3.	343	+	103	=	446
4.	178	+	148	=	326
5.	482	+	460	=	942
6.	365	+	242	=	607
7.	248	+	107	=	355
8.	363	+	275	=	638
9.	353	+	171	=	524
10.	469	+	362	=	831

Oefening 2
1.	161	+	112	=	273
2.	298	+	254	=	552
3.	451	+	388	=	839
4.	281	+	266	=	547
5.	454	+	145	=	599
6.	376	+	226	=	602
7.	303	+	201	=	504
8.	422	+	260	=	682
9.	116	+	113	=	229
10.	209	+	192	=	401

Oefening 3
1.	427	+	266	=	693
2.	304	+	204	=	508
3.	344	+	311	=	655
4.	308	+	202	=	510
5.	355	+	106	=	461
6.	217	+	117	=	334
7.	498	+	183	=	681
8.	374	+	241	=	615
9.	348	+	142	=	490
10.	391	+	123	=	514

Oefening 4
1.	433	+	118	=	551
2.	407	+	341	=	748
3.	328	+	198	=	526
4.	371	+	264	=	635
5.	492	+	389	=	881
6.	391	+	156	=	547
7.	467	+	138	=	605
8.	452	+	346	=	798
9.	496	+	327	=	823
10.	211	+	136	=	347