Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	895	+		=	1.650
2.	446	+		=	712
3.	812	+		=	1.483
4.	844	+		=	1.613
5.	784	+		=	1.440
6.	891	+		=	1.772
7.	816	+		=	1.382
8.	898	+		=	1.635
9.	971	+		=	1.656
10.	983	+		=	1.410

Oefening 2
1.	600	+		=	1.149
2.	506	+		=	887
3.	521	+		=	1.032
4.	980	+		=	1.184
5.	812	+		=	1.279
6.	430	+		=	758
7.	540	+		=	1.038
8.	683	+		=	1.189
9.	440	+		=	874
10.	941	+		=	1.690

Oefening 3
1.	731	+		=	1.356
2.	732	+		=	1.421
3.	923	+		=	1.289
4.	440	+		=	684
5.	922	+		=	1.674
6.	895	+		=	1.619
7.	315	+		=	603
8.	902	+		=	1.476
9.	916	+		=	1.521
10.	955	+		=	1.769

Oefening 4
1.	846	+		=	1.246
2.	684	+		=	984
3.	707	+		=	1.293
4.	244	+		=	455
5.	916	+		=	1.135
6.	537	+		=	772
7.	974	+		=	1.487
8.	501	+		=	801
9.	631	+		=	1.130
10.	738	+		=	1.406

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	895	+	755	=	1.650
2.	446	+	266	=	712
3.	812	+	671	=	1.483
4.	844	+	769	=	1.613
5.	784	+	656	=	1.440
6.	891	+	881	=	1.772
7.	816	+	566	=	1.382
8.	898	+	737	=	1.635
9.	971	+	685	=	1.656
10.	983	+	427	=	1.410

Oefening 2
1.	600	+	549	=	1.149
2.	506	+	381	=	887
3.	521	+	511	=	1.032
4.	980	+	204	=	1.184
5.	812	+	467	=	1.279
6.	430	+	328	=	758
7.	540	+	498	=	1.038
8.	683	+	506	=	1.189
9.	440	+	434	=	874
10.	941	+	749	=	1.690

Oefening 3
1.	731	+	625	=	1.356
2.	732	+	689	=	1.421
3.	923	+	366	=	1.289
4.	440	+	244	=	684
5.	922	+	752	=	1.674
6.	895	+	724	=	1.619
7.	315	+	288	=	603
8.	902	+	574	=	1.476
9.	916	+	605	=	1.521
10.	955	+	814	=	1.769

Oefening 4
1.	846	+	400	=	1.246
2.	684	+	300	=	984
3.	707	+	586	=	1.293
4.	244	+	211	=	455
5.	916	+	219	=	1.135
6.	537	+	235	=	772
7.	974	+	513	=	1.487
8.	501	+	300	=	801
9.	631	+	499	=	1.130
10.	738	+	668	=	1.406