Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	189	+		=	286
2.	148	+		=	202
3.	155	+		=	297
4.	217	+		=	384
5.	205	+		=	405
6.	228	+		=	311
7.	224	+		=	368
8.	222	+		=	442
9.	78	+		=	144
10.	169	+		=	284

Oefening 2
1.	209	+		=	360
2.	151	+		=	234
3.	207	+		=	301
4.	110	+		=	170
5.	245	+		=	418
6.	160	+		=	210
7.	242	+		=	390
8.	239	+		=	436
9.	137	+		=	220
10.	105	+		=	200

Oefening 3
1.	187	+		=	349
2.	179	+		=	296
3.	173	+		=	308
4.	205	+		=	323
5.	243	+		=	346
6.	230	+		=	316
7.	203	+		=	371
8.	142	+		=	275
9.	214	+		=	410
10.	249	+		=	457

Oefening 4
1.	123	+		=	192
2.	231	+		=	458
3.	143	+		=	233
4.	233	+		=	316
5.	172	+		=	261
6.	208	+		=	375
7.	185	+		=	366
8.	248	+		=	484
9.	145	+		=	251
10.	168	+		=	250

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	189	+	97	=	286
2.	148	+	54	=	202
3.	155	+	142	=	297
4.	217	+	167	=	384
5.	205	+	200	=	405
6.	228	+	83	=	311
7.	224	+	144	=	368
8.	222	+	220	=	442
9.	78	+	66	=	144
10.	169	+	115	=	284

Oefening 2
1.	209	+	151	=	360
2.	151	+	83	=	234
3.	207	+	94	=	301
4.	110	+	60	=	170
5.	245	+	173	=	418
6.	160	+	50	=	210
7.	242	+	148	=	390
8.	239	+	197	=	436
9.	137	+	83	=	220
10.	105	+	95	=	200

Oefening 3
1.	187	+	162	=	349
2.	179	+	117	=	296
3.	173	+	135	=	308
4.	205	+	118	=	323
5.	243	+	103	=	346
6.	230	+	86	=	316
7.	203	+	168	=	371
8.	142	+	133	=	275
9.	214	+	196	=	410
10.	249	+	208	=	457

Oefening 4
1.	123	+	69	=	192
2.	231	+	227	=	458
3.	143	+	90	=	233
4.	233	+	83	=	316
5.	172	+	89	=	261
6.	208	+	167	=	375
7.	185	+	181	=	366
8.	248	+	236	=	484
9.	145	+	106	=	251
10.	168	+	82	=	250