Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	406	+		=	733
2.	284	+		=	407
3.	477	+		=	608
4.	365	+		=	633
5.	477	+		=	626
6.	288	+		=	439
7.	469	+		=	661
8.	396	+		=	522
9.	472	+		=	806
10.	323	+		=	576

Oefening 2
1.	235	+		=	362
2.	346	+		=	639
3.	419	+		=	752
4.	189	+		=	301
5.	281	+		=	513
6.	396	+		=	700
7.	361	+		=	645
8.	427	+		=	551
9.	446	+		=	861
10.	192	+		=	344

Oefening 3
1.	147	+		=	275
2.	486	+		=	854
3.	275	+		=	507
4.	379	+		=	569
5.	402	+		=	698
6.	187	+		=	323
7.	130	+		=	249
8.	500	+		=	893
9.	455	+		=	861
10.	306	+		=	447

Oefening 4
1.	217	+		=	405
2.	341	+		=	577
3.	336	+		=	436
4.	374	+		=	610
5.	355	+		=	554
6.	422	+		=	530
7.	398	+		=	757
8.	446	+		=	687
9.	484	+		=	677
10.	292	+		=	584

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	406	+	327	=	733
2.	284	+	123	=	407
3.	477	+	131	=	608
4.	365	+	268	=	633
5.	477	+	149	=	626
6.	288	+	151	=	439
7.	469	+	192	=	661
8.	396	+	126	=	522
9.	472	+	334	=	806
10.	323	+	253	=	576

Oefening 2
1.	235	+	127	=	362
2.	346	+	293	=	639
3.	419	+	333	=	752
4.	189	+	112	=	301
5.	281	+	232	=	513
6.	396	+	304	=	700
7.	361	+	284	=	645
8.	427	+	124	=	551
9.	446	+	415	=	861
10.	192	+	152	=	344

Oefening 3
1.	147	+	128	=	275
2.	486	+	368	=	854
3.	275	+	232	=	507
4.	379	+	190	=	569
5.	402	+	296	=	698
6.	187	+	136	=	323
7.	130	+	119	=	249
8.	500	+	393	=	893
9.	455	+	406	=	861
10.	306	+	141	=	447

Oefening 4
1.	217	+	188	=	405
2.	341	+	236	=	577
3.	336	+	100	=	436
4.	374	+	236	=	610
5.	355	+	199	=	554
6.	422	+	108	=	530
7.	398	+	359	=	757
8.	446	+	241	=	687
9.	484	+	193	=	677
10.	292	+	292	=	584