Erbijsommen t/m 500
Optellen
| 1. | 239 + 53 = |
480
|
292
|
438
|
248
|
| 2. | 129 + 76 = |
205
|
258
|
386
|
476
|
| 3. | 247 + 179 = |
426
|
224
|
409
|
406
|
| 4. | 250 + 190 = |
466
|
440
|
298
|
274
|
| 5. | 177 + 81 = |
258
|
327
|
429
|
351
|
| 6. | 80 + 57 = |
154
|
127
|
137
|
115
|
| 7. | 154 + 108 = |
274
|
336
|
262
|
383
|
| 8. | 158 + 52 = |
444
|
380
|
210
|
458
|
| 9. | 90 + 70 = |
120
|
195
|
149
|
160
|
| 10. | 224 + 211 = |
446
|
352
|
268
|
435
|
| 11. | 103 + 88 = |
107
|
191
|
101
|
151
|
| 12. | 54 + 53 = |
107
|
185
|
149
|
147
|