Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	148	+		=	224
2.	101	+		=	201
3.	175	+		=	269
4.	235	+		=	306
5.	155	+		=	219
6.	77	+		=	146
7.	79	+		=	142
8.	137	+		=	255
9.	163	+		=	297
10.	243	+		=	366

Oefening 2
1.	225	+		=	358
2.	235	+		=	296
3.	153	+		=	210
4.	68	+		=	131
5.	217	+		=	432
6.	216	+		=	385
7.	177	+		=	259
8.	147	+		=	273
9.	238	+		=	462
10.	228	+		=	427

Oefening 3
1.	217	+		=	419
2.	119	+		=	187
3.	231	+		=	304
4.	244	+		=	463
5.	208	+		=	340
6.	203	+		=	359
7.	128	+		=	200
8.	131	+		=	200
9.	105	+		=	187
10.	129	+		=	210

Oefening 4
1.	175	+		=	290
2.	114	+		=	181
3.	144	+		=	232
4.	160	+		=	299
5.	223	+		=	377
6.	166	+		=	242
7.	249	+		=	343
8.	141	+		=	229
9.	239	+		=	465
10.	209	+		=	415

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	148	+	76	=	224
2.	101	+	100	=	201
3.	175	+	94	=	269
4.	235	+	71	=	306
5.	155	+	64	=	219
6.	77	+	69	=	146
7.	79	+	63	=	142
8.	137	+	118	=	255
9.	163	+	134	=	297
10.	243	+	123	=	366

Oefening 2
1.	225	+	133	=	358
2.	235	+	61	=	296
3.	153	+	57	=	210
4.	68	+	63	=	131
5.	217	+	215	=	432
6.	216	+	169	=	385
7.	177	+	82	=	259
8.	147	+	126	=	273
9.	238	+	224	=	462
10.	228	+	199	=	427

Oefening 3
1.	217	+	202	=	419
2.	119	+	68	=	187
3.	231	+	73	=	304
4.	244	+	219	=	463
5.	208	+	132	=	340
6.	203	+	156	=	359
7.	128	+	72	=	200
8.	131	+	69	=	200
9.	105	+	82	=	187
10.	129	+	81	=	210

Oefening 4
1.	175	+	115	=	290
2.	114	+	67	=	181
3.	144	+	88	=	232
4.	160	+	139	=	299
5.	223	+	154	=	377
6.	166	+	76	=	242
7.	249	+	94	=	343
8.	141	+	88	=	229
9.	239	+	226	=	465
10.	209	+	206	=	415