Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	210	+		=	320
2.	231	+		=	431
3.	238	+		=	369
4.	234	+		=	343
5.	194	+		=	359
6.	240	+		=	326
7.	206	+		=	321
8.	163	+		=	325
9.	123	+		=	175
10.	206	+		=	264

Oefening 2
1.	248	+		=	441
2.	245	+		=	466
3.	116	+		=	228
4.	246	+		=	483
5.	245	+		=	462
6.	191	+		=	274
7.	242	+		=	374
8.	172	+		=	264
9.	238	+		=	440
10.	219	+		=	286

Oefening 3
1.	244	+		=	443
2.	114	+		=	186
3.	217	+		=	357
4.	135	+		=	244
5.	156	+		=	273
6.	243	+		=	421
7.	168	+		=	262
8.	170	+		=	323
9.	162	+		=	277
10.	138	+		=	221

Oefening 4
1.	105	+		=	196
2.	101	+		=	151
3.	192	+		=	356
4.	176	+		=	237
5.	194	+		=	301
6.	220	+		=	286
7.	108	+		=	211
8.	199	+		=	271
9.	236	+		=	404
10.	223	+		=	283

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	210	+	110	=	320
2.	231	+	200	=	431
3.	238	+	131	=	369
4.	234	+	109	=	343
5.	194	+	165	=	359
6.	240	+	86	=	326
7.	206	+	115	=	321
8.	163	+	162	=	325
9.	123	+	52	=	175
10.	206	+	58	=	264

Oefening 2
1.	248	+	193	=	441
2.	245	+	221	=	466
3.	116	+	112	=	228
4.	246	+	237	=	483
5.	245	+	217	=	462
6.	191	+	83	=	274
7.	242	+	132	=	374
8.	172	+	92	=	264
9.	238	+	202	=	440
10.	219	+	67	=	286

Oefening 3
1.	244	+	199	=	443
2.	114	+	72	=	186
3.	217	+	140	=	357
4.	135	+	109	=	244
5.	156	+	117	=	273
6.	243	+	178	=	421
7.	168	+	94	=	262
8.	170	+	153	=	323
9.	162	+	115	=	277
10.	138	+	83	=	221

Oefening 4
1.	105	+	91	=	196
2.	101	+	50	=	151
3.	192	+	164	=	356
4.	176	+	61	=	237
5.	194	+	107	=	301
6.	220	+	66	=	286
7.	108	+	103	=	211
8.	199	+	72	=	271
9.	236	+	168	=	404
10.	223	+	60	=	283