Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	532	+		=	954
2.	670	+		=	1.035
3.	832	+		=	1.511
4.	315	+		=	594
5.	661	+		=	997
6.	943	+		=	1.387
7.	965	+		=	1.336
8.	724	+		=	1.033
9.	745	+		=	1.292
10.	962	+		=	1.595

Oefening 2
1.	397	+		=	724
2.	464	+		=	854
3.	844	+		=	1.074
4.	994	+		=	1.211
5.	910	+		=	1.746
6.	644	+		=	1.168
7.	265	+		=	473
8.	414	+		=	681
9.	911	+		=	1.244
10.	554	+		=	937

Oefening 3
1.	928	+		=	1.504
2.	659	+		=	1.231
3.	898	+		=	1.274
4.	646	+		=	1.172
5.	863	+		=	1.509
6.	838	+		=	1.129
7.	697	+		=	1.211
8.	823	+		=	1.381
9.	653	+		=	1.121
10.	576	+		=	1.049

Oefening 4
1.	820	+		=	1.425
2.	819	+		=	1.622
3.	954	+		=	1.297
4.	490	+		=	713
5.	959	+		=	1.520
6.	362	+		=	629
7.	905	+		=	1.183
8.	717	+		=	1.251
9.	589	+		=	844
10.	946	+		=	1.719

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	532	+	422	=	954
2.	670	+	365	=	1.035
3.	832	+	679	=	1.511
4.	315	+	279	=	594
5.	661	+	336	=	997
6.	943	+	444	=	1.387
7.	965	+	371	=	1.336
8.	724	+	309	=	1.033
9.	745	+	547	=	1.292
10.	962	+	633	=	1.595

Oefening 2
1.	397	+	327	=	724
2.	464	+	390	=	854
3.	844	+	230	=	1.074
4.	994	+	217	=	1.211
5.	910	+	836	=	1.746
6.	644	+	524	=	1.168
7.	265	+	208	=	473
8.	414	+	267	=	681
9.	911	+	333	=	1.244
10.	554	+	383	=	937

Oefening 3
1.	928	+	576	=	1.504
2.	659	+	572	=	1.231
3.	898	+	376	=	1.274
4.	646	+	526	=	1.172
5.	863	+	646	=	1.509
6.	838	+	291	=	1.129
7.	697	+	514	=	1.211
8.	823	+	558	=	1.381
9.	653	+	468	=	1.121
10.	576	+	473	=	1.049

Oefening 4
1.	820	+	605	=	1.425
2.	819	+	803	=	1.622
3.	954	+	343	=	1.297
4.	490	+	223	=	713
5.	959	+	561	=	1.520
6.	362	+	267	=	629
7.	905	+	278	=	1.183
8.	717	+	534	=	1.251
9.	589	+	255	=	844
10.	946	+	773	=	1.719