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Mathematics, 11.03.2022 06:50 electrofy456

Exercicen anglaise.
Avant 1971, la Grande-Bretagne utilisait le système monétaire suivant :
I livre = 20 shillings
et
1 shilling = 12 pences.
1°) Combien de pences fallait-il pour avoir une livre ?
2°) William trouvait dans sa tirelire une livre et demi. Combien a-t-il de pences ?
Depuis 1971, la Grande-Bretagne utilise le système décimal : 1 livre = 100 pences.
3º) William a toujours dans sa tirelire une livre et demi. Combien a-t-il de pences ?
4°) Pourquoi, selon toi, les Britanniques ont-ils changé de système de conversion ?


Exercicen anglaise. Avant 1971, la Grande-Bretagne utilisait le système monétaire suivant : I liv

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Exercicen anglaise.
Avant 1971, la Grande-Bretagne utilisait le système monétaire suivant :<...
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