Tìm \(x\) :
a) \(x\) × 30 = 1320 b) \(x\) : 24 = 65
a) \(x\) × 30 = 1320
\(x\) = 1320 : 30
\(x\) = 44
b) \(x\) : 24 = 65
\(x\) = 65 × 24
\(x\) = 1560
-- Mod Toán lớp 4