1º: Calcula. 2º:Equivalencia. 3º:Fracción irreducible
| __ | 1. | 2/7 son 96 euros | | A. | 120 | | __ | 2. | 3/5 de 255 kg | | B. | 153 | | __ | 3. | 4/7 son 284 s | | C. | 56 | | __ | 4. | 4/15 de 180 s | | D. | 48 | | __ | 5. | 5/6 de 144 euros | | E. | 184 | | __ | 6. | 5/14 son 405 l | | F. | 336 | | __ | 7. | 7/8 son 161 kg | | G. | 1134 | | __ | 8. | 7/13 de 104 l | | H. | 497 |
| __ | 9. | 1/2 y 5/12 | | A. | Si | | __ | 10. | 8/64 y 64/8 | | B. | No | | __ | 11. | 15/42 y 5/14 | | C. | No | | __ | 12. | 21/23 y 7/23 | | D. | No |
| __ | 13. | 12/70 | | A. | 2/3 | | __ | 14. | 24/42 | | B. | 6/35 | | __ | 15. | 26/39 | | C. | 4/7 | | __ | 16. | 126/210 | | D. | 3/5 |
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