Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	427	+		=	783
2.	363	+		=	636
3.	363	+		=	566
4.	402	+		=	757
5.	419	+		=	828
6.	491	+		=	759
7.	343	+		=	644
8.	240	+		=	390
9.	455	+		=	745
10.	254	+		=	388

Oefening 2
1.	328	+		=	507
2.	253	+		=	482
3.	231	+		=	453
4.	249	+		=	458
5.	319	+		=	526
6.	460	+		=	856
7.	223	+		=	413
8.	440	+		=	861
9.	379	+		=	741
10.	491	+		=	712

Oefening 3
1.	360	+		=	506
2.	364	+		=	514
3.	380	+		=	540
4.	456	+		=	740
5.	468	+		=	681
6.	477	+		=	698
7.	393	+		=	572
8.	155	+		=	266
9.	309	+		=	605
10.	345	+		=	541

Oefening 4
1.	209	+		=	386
2.	463	+		=	676
3.	457	+		=	603
4.	291	+		=	526
5.	439	+		=	868
6.	402	+		=	787
7.	236	+		=	419
8.	242	+		=	470
9.	219	+		=	386
10.	443	+		=	624

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	427	+	356	=	783
2.	363	+	273	=	636
3.	363	+	203	=	566
4.	402	+	355	=	757
5.	419	+	409	=	828
6.	491	+	268	=	759
7.	343	+	301	=	644
8.	240	+	150	=	390
9.	455	+	290	=	745
10.	254	+	134	=	388

Oefening 2
1.	328	+	179	=	507
2.	253	+	229	=	482
3.	231	+	222	=	453
4.	249	+	209	=	458
5.	319	+	207	=	526
6.	460	+	396	=	856
7.	223	+	190	=	413
8.	440	+	421	=	861
9.	379	+	362	=	741
10.	491	+	221	=	712

Oefening 3
1.	360	+	146	=	506
2.	364	+	150	=	514
3.	380	+	160	=	540
4.	456	+	284	=	740
5.	468	+	213	=	681
6.	477	+	221	=	698
7.	393	+	179	=	572
8.	155	+	111	=	266
9.	309	+	296	=	605
10.	345	+	196	=	541

Oefening 4
1.	209	+	177	=	386
2.	463	+	213	=	676
3.	457	+	146	=	603
4.	291	+	235	=	526
5.	439	+	429	=	868
6.	402	+	385	=	787
7.	236	+	183	=	419
8.	242	+	228	=	470
9.	219	+	167	=	386
10.	443	+	181	=	624