Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	722	+		=	1.436
2.	938	+		=	1.465
3.	854	+		=	1.173
4.	400	+		=	669
5.	840	+		=	1.272
6.	390	+		=	679
7.	786	+		=	1.283
8.	924	+		=	1.210
9.	577	+		=	1.038
10.	717	+		=	1.341

Oefening 2
1.	864	+		=	1.619
2.	476	+		=	946
3.	625	+		=	993
4.	586	+		=	1.128
5.	795	+		=	1.352
6.	787	+		=	1.165
7.	463	+		=	778
8.	921	+		=	1.219
9.	630	+		=	1.072
10.	706	+		=	1.083

Oefening 3
1.	669	+		=	1.234
2.	902	+		=	1.398
3.	880	+		=	1.576
4.	967	+		=	1.625
5.	742	+		=	1.310
6.	673	+		=	1.083
7.	717	+		=	1.408
8.	652	+		=	948
9.	898	+		=	1.770
10.	697	+		=	985

Oefening 4
1.	902	+		=	1.572
2.	957	+		=	1.868
3.	861	+		=	1.350
4.	891	+		=	1.714
5.	611	+		=	991
6.	856	+		=	1.472
7.	387	+		=	747
8.	426	+		=	809
9.	885	+		=	1.185
10.	429	+		=	647

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	722	+	714	=	1.436
2.	938	+	527	=	1.465
3.	854	+	319	=	1.173
4.	400	+	269	=	669
5.	840	+	432	=	1.272
6.	390	+	289	=	679
7.	786	+	497	=	1.283
8.	924	+	286	=	1.210
9.	577	+	461	=	1.038
10.	717	+	624	=	1.341

Oefening 2
1.	864	+	755	=	1.619
2.	476	+	470	=	946
3.	625	+	368	=	993
4.	586	+	542	=	1.128
5.	795	+	557	=	1.352
6.	787	+	378	=	1.165
7.	463	+	315	=	778
8.	921	+	298	=	1.219
9.	630	+	442	=	1.072
10.	706	+	377	=	1.083

Oefening 3
1.	669	+	565	=	1.234
2.	902	+	496	=	1.398
3.	880	+	696	=	1.576
4.	967	+	658	=	1.625
5.	742	+	568	=	1.310
6.	673	+	410	=	1.083
7.	717	+	691	=	1.408
8.	652	+	296	=	948
9.	898	+	872	=	1.770
10.	697	+	288	=	985

Oefening 4
1.	902	+	670	=	1.572
2.	957	+	911	=	1.868
3.	861	+	489	=	1.350
4.	891	+	823	=	1.714
5.	611	+	380	=	991
6.	856	+	616	=	1.472
7.	387	+	360	=	747
8.	426	+	383	=	809
9.	885	+	300	=	1.185
10.	429	+	218	=	647