Break numbers apart to understand the structure behind distributive multiplication. Break numbers into their component parts to understand the hidden structure that gives each value its meaning. Perfect for children ages 7-10 building their mathematical confidence. Strong multiplication skills open the door to division, fractions, and proportional reasoning.
Untuk perkalian besar, urai satu bilangan dan hitung dalam bagian! 23 × 4 = 20×4 + 3×4 = 80 + 12 = 92.
Penerapan penuh sifat distributif dengan bilangan dua digit langsung mempersiapkan perkalian bersusun: a × (b+c) = a×b + a×c. Uraikan secara sistematis: 23×4 = (20+3)×4 = 20×4 + 3×4 = 80+12 = 92. Gunakan model luas: persegi panjang 23×4 dipecah menjadi 20×4 dan 3×4.