Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	188	+		=	300
2.	113	+		=	205
3.	191	+		=	370
4.	168	+		=	242
5.	128	+		=	223
6.	170	+		=	252
7.	221	+		=	324
8.	172	+		=	297
9.	97	+		=	151
10.	226	+		=	359

Oefening 2
1.	244	+		=	336
2.	172	+		=	291
3.	222	+		=	393
4.	234	+		=	442
5.	209	+		=	374
6.	243	+		=	456
7.	198	+		=	289
8.	236	+		=	419
9.	227	+		=	298
10.	168	+		=	307

Oefening 3
1.	216	+		=	388
2.	247	+		=	476
3.	174	+		=	339
4.	178	+		=	320
5.	173	+		=	287
6.	143	+		=	274
7.	188	+		=	284
8.	185	+		=	348
9.	158	+		=	246
10.	177	+		=	320

Oefening 4
1.	139	+		=	221
2.	213	+		=	297
3.	160	+		=	261
4.	176	+		=	308
5.	158	+		=	311
6.	211	+		=	377
7.	190	+		=	324
8.	151	+		=	226
9.	186	+		=	315
10.	225	+		=	390

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	188	+	112	=	300
2.	113	+	92	=	205
3.	191	+	179	=	370
4.	168	+	74	=	242
5.	128	+	95	=	223
6.	170	+	82	=	252
7.	221	+	103	=	324
8.	172	+	125	=	297
9.	97	+	54	=	151
10.	226	+	133	=	359

Oefening 2
1.	244	+	92	=	336
2.	172	+	119	=	291
3.	222	+	171	=	393
4.	234	+	208	=	442
5.	209	+	165	=	374
6.	243	+	213	=	456
7.	198	+	91	=	289
8.	236	+	183	=	419
9.	227	+	71	=	298
10.	168	+	139	=	307

Oefening 3
1.	216	+	172	=	388
2.	247	+	229	=	476
3.	174	+	165	=	339
4.	178	+	142	=	320
5.	173	+	114	=	287
6.	143	+	131	=	274
7.	188	+	96	=	284
8.	185	+	163	=	348
9.	158	+	88	=	246
10.	177	+	143	=	320

Oefening 4
1.	139	+	82	=	221
2.	213	+	84	=	297
3.	160	+	101	=	261
4.	176	+	132	=	308
5.	158	+	153	=	311
6.	211	+	166	=	377
7.	190	+	134	=	324
8.	151	+	75	=	226
9.	186	+	129	=	315
10.	225	+	165	=	390