Erbijsommen t/m 500
Optellen
| 1. | 221 + 121 = |
455
|
342
|
306
|
268
|
| 2. | 224 + 167 = |
338
|
459
|
391
|
390
|
| 3. | 134 + 86 = |
220
|
255
|
337
|
264
|
| 4. | 133 + 56 = |
189
|
199
|
144
|
175
|
| 5. | 118 + 72 = |
137
|
135
|
112
|
190
|
| 6. | 227 + 63 = |
290
|
467
|
245
|
444
|
| 7. | 82 + 54 = |
137
|
136
|
188
|
135
|
| 8. | 136 + 50 = |
196
|
186
|
195
|
101
|
| 9. | 92 + 85 = |
121
|
177
|
135
|
127
|
| 10. | 230 + 103 = |
307
|
491
|
253
|
333
|
| 11. | 131 + 74 = |
205
|
257
|
479
|
228
|
| 12. | 226 + 57 = |
328
|
283
|
211
|
478
|