Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	301	+		=	539
2.	483	+		=	777
3.	708	+		=	1.097
4.	961	+		=	1.612
5.	738	+		=	1.267
6.	832	+		=	1.137
7.	301	+		=	585
8.	779	+		=	1.115
9.	605	+		=	1.070
10.	381	+		=	689

Oefening 2
1.	928	+		=	1.472
2.	822	+		=	1.029
3.	544	+		=	985
4.	725	+		=	1.261
5.	371	+		=	656
6.	932	+		=	1.825
7.	615	+		=	1.084
8.	765	+		=	1.276
9.	759	+		=	1.266
10.	634	+		=	1.148

Oefening 3
1.	955	+		=	1.277
2.	962	+		=	1.912
3.	1.000	+		=	1.614
4.	723	+		=	1.444
5.	882	+		=	1.100
6.	648	+		=	1.156
7.	947	+		=	1.280
8.	377	+		=	666
9.	652	+		=	1.165
10.	771	+		=	1.224

Oefening 4
1.	310	+		=	566
2.	738	+		=	1.242
3.	891	+		=	1.504
4.	829	+		=	1.124
5.	973	+		=	1.767
6.	295	+		=	524
7.	955	+		=	1.712
8.	725	+		=	1.103
9.	751	+		=	1.152
10.	593	+		=	894

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	301	+	238	=	539
2.	483	+	294	=	777
3.	708	+	389	=	1.097
4.	961	+	651	=	1.612
5.	738	+	529	=	1.267
6.	832	+	305	=	1.137
7.	301	+	284	=	585
8.	779	+	336	=	1.115
9.	605	+	465	=	1.070
10.	381	+	308	=	689

Oefening 2
1.	928	+	544	=	1.472
2.	822	+	207	=	1.029
3.	544	+	441	=	985
4.	725	+	536	=	1.261
5.	371	+	285	=	656
6.	932	+	893	=	1.825
7.	615	+	469	=	1.084
8.	765	+	511	=	1.276
9.	759	+	507	=	1.266
10.	634	+	514	=	1.148

Oefening 3
1.	955	+	322	=	1.277
2.	962	+	950	=	1.912
3.	1.000	+	614	=	1.614
4.	723	+	721	=	1.444
5.	882	+	218	=	1.100
6.	648	+	508	=	1.156
7.	947	+	333	=	1.280
8.	377	+	289	=	666
9.	652	+	513	=	1.165
10.	771	+	453	=	1.224

Oefening 4
1.	310	+	256	=	566
2.	738	+	504	=	1.242
3.	891	+	613	=	1.504
4.	829	+	295	=	1.124
5.	973	+	794	=	1.767
6.	295	+	229	=	524
7.	955	+	757	=	1.712
8.	725	+	378	=	1.103
9.	751	+	401	=	1.152
10.	593	+	301	=	894