Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	241	+		=	426
2.	131	+		=	232
3.	168	+		=	329
4.	211	+		=	355
5.	114	+		=	181
6.	229	+		=	401
7.	216	+		=	369
8.	239	+		=	477
9.	224	+		=	277
10.	223	+		=	344

Oefening 2
1.	150	+		=	233
2.	179	+		=	245
3.	170	+		=	333
4.	225	+		=	411
5.	165	+		=	329
6.	147	+		=	226
7.	213	+		=	363
8.	153	+		=	283
9.	248	+		=	333
10.	100	+		=	165

Oefening 3
1.	245	+		=	362
2.	169	+		=	237
3.	216	+		=	279
4.	216	+		=	390
5.	111	+		=	221
6.	155	+		=	304
7.	64	+		=	122
8.	184	+		=	268
9.	222	+		=	283
10.	242	+		=	354

Oefening 4
1.	214	+		=	294
2.	97	+		=	189
3.	60	+		=	114
4.	211	+		=	268
5.	209	+		=	374
6.	225	+		=	438
7.	223	+		=	302
8.	229	+		=	395
9.	213	+		=	384
10.	152	+		=	251

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	241	+	185	=	426
2.	131	+	101	=	232
3.	168	+	161	=	329
4.	211	+	144	=	355
5.	114	+	67	=	181
6.	229	+	172	=	401
7.	216	+	153	=	369
8.	239	+	238	=	477
9.	224	+	53	=	277
10.	223	+	121	=	344

Oefening 2
1.	150	+	83	=	233
2.	179	+	66	=	245
3.	170	+	163	=	333
4.	225	+	186	=	411
5.	165	+	164	=	329
6.	147	+	79	=	226
7.	213	+	150	=	363
8.	153	+	130	=	283
9.	248	+	85	=	333
10.	100	+	65	=	165

Oefening 3
1.	245	+	117	=	362
2.	169	+	68	=	237
3.	216	+	63	=	279
4.	216	+	174	=	390
5.	111	+	110	=	221
6.	155	+	149	=	304
7.	64	+	58	=	122
8.	184	+	84	=	268
9.	222	+	61	=	283
10.	242	+	112	=	354

Oefening 4
1.	214	+	80	=	294
2.	97	+	92	=	189
3.	60	+	54	=	114
4.	211	+	57	=	268
5.	209	+	165	=	374
6.	225	+	213	=	438
7.	223	+	79	=	302
8.	229	+	166	=	395
9.	213	+	171	=	384
10.	152	+	99	=	251