Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	716	+		=	1.079
2.	440	+		=	802
3.	640	+		=	1.102
4.	987	+		=	1.959
5.	670	+		=	1.303
6.	498	+		=	950
7.	881	+		=	1.156
8.	641	+		=	1.081
9.	964	+		=	1.819
10.	476	+		=	870

Oefening 2
1.	657	+		=	893
2.	407	+		=	737
3.	565	+		=	1.063
4.	984	+		=	1.365
5.	895	+		=	1.336
6.	577	+		=	1.111
7.	604	+		=	970
8.	784	+		=	1.123
9.	759	+		=	1.165
10.	701	+		=	907

Oefening 3
1.	791	+		=	1.256
2.	403	+		=	755
3.	604	+		=	998
4.	883	+		=	1.179
5.	778	+		=	1.205
6.	283	+		=	519
7.	551	+		=	1.088
8.	574	+		=	1.148
9.	767	+		=	1.220
10.	798	+		=	1.308

Oefening 4
1.	922	+		=	1.212
2.	560	+		=	784
3.	729	+		=	969
4.	612	+		=	1.026
5.	800	+		=	1.391
6.	555	+		=	1.004
7.	497	+		=	787
8.	963	+		=	1.476
9.	500	+		=	863
10.	525	+		=	991

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	716	+	363	=	1.079
2.	440	+	362	=	802
3.	640	+	462	=	1.102
4.	987	+	972	=	1.959
5.	670	+	633	=	1.303
6.	498	+	452	=	950
7.	881	+	275	=	1.156
8.	641	+	440	=	1.081
9.	964	+	855	=	1.819
10.	476	+	394	=	870

Oefening 2
1.	657	+	236	=	893
2.	407	+	330	=	737
3.	565	+	498	=	1.063
4.	984	+	381	=	1.365
5.	895	+	441	=	1.336
6.	577	+	534	=	1.111
7.	604	+	366	=	970
8.	784	+	339	=	1.123
9.	759	+	406	=	1.165
10.	701	+	206	=	907

Oefening 3
1.	791	+	465	=	1.256
2.	403	+	352	=	755
3.	604	+	394	=	998
4.	883	+	296	=	1.179
5.	778	+	427	=	1.205
6.	283	+	236	=	519
7.	551	+	537	=	1.088
8.	574	+	574	=	1.148
9.	767	+	453	=	1.220
10.	798	+	510	=	1.308

Oefening 4
1.	922	+	290	=	1.212
2.	560	+	224	=	784
3.	729	+	240	=	969
4.	612	+	414	=	1.026
5.	800	+	591	=	1.391
6.	555	+	449	=	1.004
7.	497	+	290	=	787
8.	963	+	513	=	1.476
9.	500	+	363	=	863
10.	525	+	466	=	991