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Problemes càlcul mental

Quiz

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Intenta resoldre aquests problemes el més ràpid que puguis.

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Problemes càlcul mental
 

Problemes càlcul mentalOnline version

Intenta resoldre aquests problemes el més ràpid que puguis.

by Marisa Hernández
1

Si una llibreta costa dos euros i mig, quant pagaré per dues llibretes?

2

La mare m’ha donat 14 revistes. La Joana me n’ha donades la meitat que la mare. Quantes revistes m’han donat entre totes dues?

3

Quantes mitges mandarines hi ha en 7 mandarines i mitja?

4

Quantes rodes tenen 2 motos i 5 cotxes?

5

Tenim 5 kg de melmelada de préssec. Quants pots de 1/2 kg podem emplenar?

6

Quants quarts d’hora hi ha en 5 hores?

7

He fet endreça d’un calaix i de 15 revistes que tenia només n’he deixades 11. Quantes n’he llençat?

8

Amb quatre escuradents faig un quadrat. Quants quadrats faré amb 8 escuradents?

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