算一算。44+24÷3= 7×7-6= 14+5×5=27-4×4= 48÷8+12= 0+0÷6=
[(1–)×]÷4++
(–)÷(+)[1–(+)]÷3.5
25÷(–)+–
–(+)×–
[1–(+)]÷–×÷3