Erbijsommen t/m 500
Optellen
| 1. | 240 + 217 = |
453
|
408
|
457
|
371
|
| 2. | 210 + 179 = |
231
|
254
|
206
|
389
|
| 3. | 129 + 59 = |
141
|
142
|
154
|
188
|
| 4. | 134 + 73 = |
348
|
424
|
207
|
464
|
| 5. | 250 + 72 = |
237
|
321
|
455
|
322
|
| 6. | 216 + 71 = |
419
|
287
|
296
|
364
|
| 7. | 171 + 127 = |
290
|
298
|
333
|
436
|
| 8. | 89 + 63 = |
112
|
161
|
152
|
113
|
| 9. | 183 + 89 = |
458
|
286
|
272
|
230
|
| 10. | 155 + 50 = |
399
|
239
|
289
|
205
|
| 11. | 111 + 62 = |
172
|
148
|
173
|
183
|
| 12. | 247 + 102 = |
359
|
269
|
349
|
286
|