Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	349	+		=	479
2.	267	+		=	457
3.	443	+		=	563
4.	489	+		=	699
5.	298	+		=	464
6.	337	+		=	497
7.	297	+		=	444
8.	196	+		=	318
9.	349	+		=	621
10.	259	+		=	451

Oefening 2
1.	445	+		=	570
2.	272	+		=	525
3.	401	+		=	746
4.	443	+		=	701
5.	408	+		=	533
6.	454	+		=	686
7.	434	+		=	809
8.	382	+		=	596
9.	377	+		=	580
10.	326	+		=	493

Oefening 3
1.	298	+		=	440
2.	432	+		=	641
3.	419	+		=	534
4.	461	+		=	569
5.	491	+		=	773
6.	500	+		=	703
7.	248	+		=	363
8.	422	+		=	613
9.	476	+		=	912
10.	443	+		=	619

Oefening 4
1.	336	+		=	629
2.	453	+		=	795
3.	416	+		=	801
4.	230	+		=	439
5.	383	+		=	524
6.	109	+		=	218
7.	187	+		=	337
8.	447	+		=	890
9.	310	+		=	522
10.	407	+		=	596

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	349	+	130	=	479
2.	267	+	190	=	457
3.	443	+	120	=	563
4.	489	+	210	=	699
5.	298	+	166	=	464
6.	337	+	160	=	497
7.	297	+	147	=	444
8.	196	+	122	=	318
9.	349	+	272	=	621
10.	259	+	192	=	451

Oefening 2
1.	445	+	125	=	570
2.	272	+	253	=	525
3.	401	+	345	=	746
4.	443	+	258	=	701
5.	408	+	125	=	533
6.	454	+	232	=	686
7.	434	+	375	=	809
8.	382	+	214	=	596
9.	377	+	203	=	580
10.	326	+	167	=	493

Oefening 3
1.	298	+	142	=	440
2.	432	+	209	=	641
3.	419	+	115	=	534
4.	461	+	108	=	569
5.	491	+	282	=	773
6.	500	+	203	=	703
7.	248	+	115	=	363
8.	422	+	191	=	613
9.	476	+	436	=	912
10.	443	+	176	=	619

Oefening 4
1.	336	+	293	=	629
2.	453	+	342	=	795
3.	416	+	385	=	801
4.	230	+	209	=	439
5.	383	+	141	=	524
6.	109	+	109	=	218
7.	187	+	150	=	337
8.	447	+	443	=	890
9.	310	+	212	=	522
10.	407	+	189	=	596