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Calculeaza a).(18+2×7)÷(12÷2+8÷4)...b)24-24÷3×(72÷9-2×3)÷4×5..c)36÷6+4×2×5-(20-12÷3)..d)42÷7+(6+6)÷2-24÷(5+3)..e).(25+20)÷5-(19+5)÷8..f)10+(10÷10+10)-(10×1+10)​

Răspuns :

Răspuns:

a) = (18+14):(6+2)=32:8=4

b). = 24-24:3x2:20=(24-4):20=20:20=1

c). = 6+40-(20-4)=46-16=30

d) = 6+12:2-24:8=6+6-3=9

e). = 45:5-24:8=9-3=6

f). = 10+11-20=1

Explicație pas cu pas: