Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	276	+		=	487
2.	360	+		=	608
3.	274	+		=	464
4.	410	+		=	561
5.	274	+		=	424
6.	430	+		=	612
7.	489	+		=	667
8.	335	+		=	550
9.	316	+		=	567
10.	213	+		=	316

Oefening 2
1.	496	+		=	910
2.	410	+		=	527
3.	353	+		=	588
4.	492	+		=	914
5.	500	+		=	780
6.	323	+		=	542
7.	455	+		=	628
8.	292	+		=	493
9.	426	+		=	672
10.	437	+		=	601

Oefening 3
1.	304	+		=	470
2.	497	+		=	631
3.	242	+		=	473
4.	445	+		=	806
5.	355	+		=	638
6.	366	+		=	492
7.	440	+		=	689
8.	341	+		=	535
9.	310	+		=	612
10.	388	+		=	701

Oefening 4
1.	468	+		=	874
2.	327	+		=	648
3.	475	+		=	588
4.	420	+		=	726
5.	413	+		=	663
6.	499	+		=	686
7.	361	+		=	466
8.	395	+		=	559
9.	206	+		=	324
10.	444	+		=	767

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	276	+	211	=	487
2.	360	+	248	=	608
3.	274	+	190	=	464
4.	410	+	151	=	561
5.	274	+	150	=	424
6.	430	+	182	=	612
7.	489	+	178	=	667
8.	335	+	215	=	550
9.	316	+	251	=	567
10.	213	+	103	=	316

Oefening 2
1.	496	+	414	=	910
2.	410	+	117	=	527
3.	353	+	235	=	588
4.	492	+	422	=	914
5.	500	+	280	=	780
6.	323	+	219	=	542
7.	455	+	173	=	628
8.	292	+	201	=	493
9.	426	+	246	=	672
10.	437	+	164	=	601

Oefening 3
1.	304	+	166	=	470
2.	497	+	134	=	631
3.	242	+	231	=	473
4.	445	+	361	=	806
5.	355	+	283	=	638
6.	366	+	126	=	492
7.	440	+	249	=	689
8.	341	+	194	=	535
9.	310	+	302	=	612
10.	388	+	313	=	701

Oefening 4
1.	468	+	406	=	874
2.	327	+	321	=	648
3.	475	+	113	=	588
4.	420	+	306	=	726
5.	413	+	250	=	663
6.	499	+	187	=	686
7.	361	+	105	=	466
8.	395	+	164	=	559
9.	206	+	118	=	324
10.	444	+	323	=	767