Question

Efectueaza respectand ordinea efectuatii operatiilor:a)20:4*6:3:5+24:6= b)32:5*8+2*9:3= c)100-25:5:5*6*9= d)400-6*6+2*8:4= e)150+4:2*6:4*6:2=

Answer 1

a)20÷4×6÷3÷5+24÷6=
5×6÷3÷5+24÷6=
30÷3÷5+24÷6=
10÷5+24÷6=
2+4=6
b)32÷5×8+2×9÷3=
c)100-25÷5÷5×6×9=
100-5÷5×6×9=
100-1×6×9=
100-6×9=
100-54=46
d)400-6×6+2×8÷4=
400-36+2×8÷4=
400-36+16÷4=
400-36+4=
364+4=368
e)150+4÷2×6÷4×6÷2=
150+2×6÷4×6÷2=
150+12÷4×6÷2=
150+3×6÷2=
150+18÷2=
150+9=159
punctul b)nu este scris corect