ESERCIZIO NUM: 497 - CATEGORIA: vocaboli > numeri - DIFFICOLTA': ***

Risolvi le seguenti operazioni matematiche scrivendo il risultato in inglese(06):

a) five plus seven equals, plus twelve, minus four, plus fifteen, multiplied by two -- b) twenty nine minus nine equals, divided by two, plus sixteen, minus twenty five, multiplied by eight -- c) seventeen plus one equals, plus thirty eight, divided by four, multiplied by seven, plus nine