Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	749	+		=	962
2.	570	+		=	1.087
3.	999	+		=	1.224
4.	950	+		=	1.232
5.	547	+		=	851
6.	902	+		=	1.434
7.	272	+		=	519
8.	344	+		=	638
9.	999	+		=	1.721
10.	971	+		=	1.487

Oefening 2
1.	433	+		=	835
2.	745	+		=	1.247
3.	857	+		=	1.635
4.	933	+		=	1.298
5.	642	+		=	1.254
6.	601	+		=	1.075
7.	585	+		=	1.061
8.	806	+		=	1.018
9.	444	+		=	680
10.	661	+		=	1.178

Oefening 3
1.	401	+		=	613
2.	834	+		=	1.129
3.	927	+		=	1.346
4.	553	+		=	836
5.	431	+		=	818
6.	962	+		=	1.497
7.	980	+		=	1.802
8.	951	+		=	1.588
9.	989	+		=	1.561
10.	759	+		=	1.329

Oefening 4
1.	895	+		=	1.199
2.	837	+		=	1.605
3.	632	+		=	959
4.	896	+		=	1.674
5.	910	+		=	1.216
6.	871	+		=	1.660
7.	394	+		=	602
8.	609	+		=	830
9.	880	+		=	1.754
10.	951	+		=	1.774

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	749	+	213	=	962
2.	570	+	517	=	1.087
3.	999	+	225	=	1.224
4.	950	+	282	=	1.232
5.	547	+	304	=	851
6.	902	+	532	=	1.434
7.	272	+	247	=	519
8.	344	+	294	=	638
9.	999	+	722	=	1.721
10.	971	+	516	=	1.487

Oefening 2
1.	433	+	402	=	835
2.	745	+	502	=	1.247
3.	857	+	778	=	1.635
4.	933	+	365	=	1.298
5.	642	+	612	=	1.254
6.	601	+	474	=	1.075
7.	585	+	476	=	1.061
8.	806	+	212	=	1.018
9.	444	+	236	=	680
10.	661	+	517	=	1.178

Oefening 3
1.	401	+	212	=	613
2.	834	+	295	=	1.129
3.	927	+	419	=	1.346
4.	553	+	283	=	836
5.	431	+	387	=	818
6.	962	+	535	=	1.497
7.	980	+	822	=	1.802
8.	951	+	637	=	1.588
9.	989	+	572	=	1.561
10.	759	+	570	=	1.329

Oefening 4
1.	895	+	304	=	1.199
2.	837	+	768	=	1.605
3.	632	+	327	=	959
4.	896	+	778	=	1.674
5.	910	+	306	=	1.216
6.	871	+	789	=	1.660
7.	394	+	208	=	602
8.	609	+	221	=	830
9.	880	+	874	=	1.754
10.	951	+	823	=	1.774