Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	112	+		=	223
2.	202	+		=	376
3.	229	+		=	456
4.	228	+		=	337
5.	212	+		=	314
6.	117	+		=	181
7.	154	+		=	266
8.	234	+		=	402
9.	220	+		=	364
10.	210	+		=	337

Oefening 2
1.	114	+		=	222
2.	192	+		=	345
3.	241	+		=	448
4.	189	+		=	279
5.	189	+		=	275
6.	221	+		=	359
7.	221	+		=	299
8.	178	+		=	301
9.	245	+		=	304
10.	189	+		=	315

Oefening 3
1.	242	+		=	444
2.	159	+		=	309
3.	115	+		=	174
4.	224	+		=	374
5.	174	+		=	249
6.	149	+		=	229
7.	134	+		=	238
8.	244	+		=	311
9.	235	+		=	291
10.	228	+		=	318

Oefening 4
1.	153	+		=	275
2.	127	+		=	223
3.	126	+		=	221
4.	129	+		=	257
5.	250	+		=	493
6.	169	+		=	282
7.	233	+		=	295
8.	228	+		=	450
9.	250	+		=	331
10.	167	+		=	316

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	112	+	111	=	223
2.	202	+	174	=	376
3.	229	+	227	=	456
4.	228	+	109	=	337
5.	212	+	102	=	314
6.	117	+	64	=	181
7.	154	+	112	=	266
8.	234	+	168	=	402
9.	220	+	144	=	364
10.	210	+	127	=	337

Oefening 2
1.	114	+	108	=	222
2.	192	+	153	=	345
3.	241	+	207	=	448
4.	189	+	90	=	279
5.	189	+	86	=	275
6.	221	+	138	=	359
7.	221	+	78	=	299
8.	178	+	123	=	301
9.	245	+	59	=	304
10.	189	+	126	=	315

Oefening 3
1.	242	+	202	=	444
2.	159	+	150	=	309
3.	115	+	59	=	174
4.	224	+	150	=	374
5.	174	+	75	=	249
6.	149	+	80	=	229
7.	134	+	104	=	238
8.	244	+	67	=	311
9.	235	+	56	=	291
10.	228	+	90	=	318

Oefening 4
1.	153	+	122	=	275
2.	127	+	96	=	223
3.	126	+	95	=	221
4.	129	+	128	=	257
5.	250	+	243	=	493
6.	169	+	113	=	282
7.	233	+	62	=	295
8.	228	+	222	=	450
9.	250	+	81	=	331
10.	167	+	149	=	316