Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	264	+		=	411
2.	443	+		=	842
3.	430	+		=	746
4.	492	+		=	596
5.	497	+		=	861
6.	377	+		=	491
7.	185	+		=	299
8.	448	+		=	612
9.	479	+		=	734
10.	464	+		=	890

Oefening 2
1.	477	+		=	617
2.	465	+		=	611
3.	493	+		=	791
4.	367	+		=	567
5.	227	+		=	334
6.	281	+		=	562
7.	398	+		=	713
8.	482	+		=	932
9.	358	+		=	479
10.	438	+		=	560

Oefening 3
1.	345	+		=	450
2.	443	+		=	748
3.	244	+		=	380
4.	270	+		=	432
5.	254	+		=	382
6.	257	+		=	389
7.	336	+		=	539
8.	499	+		=	620
9.	445	+		=	832
10.	426	+		=	572

Oefening 4
1.	333	+		=	441
2.	306	+		=	408
3.	395	+		=	683
4.	479	+		=	823
5.	410	+		=	756
6.	378	+		=	600
7.	462	+		=	712
8.	495	+		=	722
9.	454	+		=	763
10.	301	+		=	599

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	264	+	147	=	411
2.	443	+	399	=	842
3.	430	+	316	=	746
4.	492	+	104	=	596
5.	497	+	364	=	861
6.	377	+	114	=	491
7.	185	+	114	=	299
8.	448	+	164	=	612
9.	479	+	255	=	734
10.	464	+	426	=	890

Oefening 2
1.	477	+	140	=	617
2.	465	+	146	=	611
3.	493	+	298	=	791
4.	367	+	200	=	567
5.	227	+	107	=	334
6.	281	+	281	=	562
7.	398	+	315	=	713
8.	482	+	450	=	932
9.	358	+	121	=	479
10.	438	+	122	=	560

Oefening 3
1.	345	+	105	=	450
2.	443	+	305	=	748
3.	244	+	136	=	380
4.	270	+	162	=	432
5.	254	+	128	=	382
6.	257	+	132	=	389
7.	336	+	203	=	539
8.	499	+	121	=	620
9.	445	+	387	=	832
10.	426	+	146	=	572

Oefening 4
1.	333	+	108	=	441
2.	306	+	102	=	408
3.	395	+	288	=	683
4.	479	+	344	=	823
5.	410	+	346	=	756
6.	378	+	222	=	600
7.	462	+	250	=	712
8.	495	+	227	=	722
9.	454	+	309	=	763
10.	301	+	298	=	599