Question

calcule o valor das expressões.A)45-18+3+1-2= B)45-[12-4+(2+1)]}= C)65-{30-[20-(10-1+6)+1]}=​

Answer 1

A)45-18+3+1-2= 49-20 = 29

B)45-[12-4+(2+1)]}=

45-[12-4+3]

45-[11]

45+11

56

C)65-{30-[20-(10-1+6)+1]}=

65-{30-[20-(15)+1]}

65-{30-[20-15+1]}

65-{30-[6]}

65-{30-6}

65-{24}

65-24

41

❤️ Boa tarde ❤️

05/05/22