Welk getal ontbreekt t/m 2.000?

Optellen

Oefening 1
1.	843	+		=	1.244
2.	942	+		=	1.402
3.	674	+		=	1.101
4.	802	+		=	1.304
5.	469	+		=	698
6.	766	+		=	1.293
7.	775	+		=	1.464
8.	884	+		=	1.234
9.	652	+		=	1.041
10.	960	+		=	1.683

Oefening 2
1.	474	+		=	898
2.	731	+		=	1.228
3.	444	+		=	828
4.	763	+		=	1.063
5.	448	+		=	748
6.	799	+		=	1.179
7.	433	+		=	793
8.	396	+		=	678
9.	629	+		=	987
10.	916	+		=	1.347

Oefening 3
1.	878	+		=	1.263
2.	928	+		=	1.498
3.	423	+		=	677
4.	752	+		=	1.179
5.	728	+		=	1.440
6.	935	+		=	1.765
7.	810	+		=	1.603
8.	636	+		=	1.218
9.	863	+		=	1.131
10.	967	+		=	1.495

Oefening 4
1.	819	+		=	1.432
2.	841	+		=	1.242
3.	784	+		=	1.079
4.	918	+		=	1.498
5.	801	+		=	1.421
6.	919	+		=	1.241
7.	986	+		=	1.483
8.	894	+		=	1.364
9.	858	+		=	1.632
10.	209	+		=	413

Welk getal ontbreekt t/m 2.000?
| ANTWOORDEN

Optellen

Oefening 1
1.	843	+	401	=	1.244
2.	942	+	460	=	1.402
3.	674	+	427	=	1.101
4.	802	+	502	=	1.304
5.	469	+	229	=	698
6.	766	+	527	=	1.293
7.	775	+	689	=	1.464
8.	884	+	350	=	1.234
9.	652	+	389	=	1.041
10.	960	+	723	=	1.683

Oefening 2
1.	474	+	424	=	898
2.	731	+	497	=	1.228
3.	444	+	384	=	828
4.	763	+	300	=	1.063
5.	448	+	300	=	748
6.	799	+	380	=	1.179
7.	433	+	360	=	793
8.	396	+	282	=	678
9.	629	+	358	=	987
10.	916	+	431	=	1.347

Oefening 3
1.	878	+	385	=	1.263
2.	928	+	570	=	1.498
3.	423	+	254	=	677
4.	752	+	427	=	1.179
5.	728	+	712	=	1.440
6.	935	+	830	=	1.765
7.	810	+	793	=	1.603
8.	636	+	582	=	1.218
9.	863	+	268	=	1.131
10.	967	+	528	=	1.495

Oefening 4
1.	819	+	613	=	1.432
2.	841	+	401	=	1.242
3.	784	+	295	=	1.079
4.	918	+	580	=	1.498
5.	801	+	620	=	1.421
6.	919	+	322	=	1.241
7.	986	+	497	=	1.483
8.	894	+	470	=	1.364
9.	858	+	774	=	1.632
10.	209	+	204	=	413