Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	238	+		=	446
2.	195	+		=	374
3.	138	+		=	207
4.	78	+		=	147
5.	160	+		=	294
6.	98	+		=	162
7.	162	+		=	233
8.	211	+		=	317
9.	179	+		=	348
10.	224	+		=	277

Oefening 2
1.	230	+		=	399
2.	169	+		=	300
3.	238	+		=	311
4.	168	+		=	244
5.	227	+		=	336
6.	195	+		=	296
7.	226	+		=	309
8.	241	+		=	390
9.	154	+		=	250
10.	245	+		=	387

Oefening 3
1.	213	+		=	410
2.	224	+		=	353
3.	132	+		=	199
4.	148	+		=	277
5.	202	+		=	381
6.	142	+		=	218
7.	169	+		=	225
8.	203	+		=	342
9.	157	+		=	247
10.	221	+		=	341

Oefening 4
1.	246	+		=	446
2.	144	+		=	258
3.	66	+		=	120
4.	239	+		=	348
5.	62	+		=	113
6.	89	+		=	166
7.	188	+		=	240
8.	105	+		=	179
9.	193	+		=	341
10.	163	+		=	259

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	238	+	208	=	446
2.	195	+	179	=	374
3.	138	+	69	=	207
4.	78	+	69	=	147
5.	160	+	134	=	294
6.	98	+	64	=	162
7.	162	+	71	=	233
8.	211	+	106	=	317
9.	179	+	169	=	348
10.	224	+	53	=	277

Oefening 2
1.	230	+	169	=	399
2.	169	+	131	=	300
3.	238	+	73	=	311
4.	168	+	76	=	244
5.	227	+	109	=	336
6.	195	+	101	=	296
7.	226	+	83	=	309
8.	241	+	149	=	390
9.	154	+	96	=	250
10.	245	+	142	=	387

Oefening 3
1.	213	+	197	=	410
2.	224	+	129	=	353
3.	132	+	67	=	199
4.	148	+	129	=	277
5.	202	+	179	=	381
6.	142	+	76	=	218
7.	169	+	56	=	225
8.	203	+	139	=	342
9.	157	+	90	=	247
10.	221	+	120	=	341

Oefening 4
1.	246	+	200	=	446
2.	144	+	114	=	258
3.	66	+	54	=	120
4.	239	+	109	=	348
5.	62	+	51	=	113
6.	89	+	77	=	166
7.	188	+	52	=	240
8.	105	+	74	=	179
9.	193	+	148	=	341
10.	163	+	96	=	259