39×9=40×10= NOTE: Aku mau off dulu NO NGASALYES RIPORTPAKAI CARANYA​ Q. mlam sebelum off Jawaban: => 39×9=>39+39+39+39+39+39+39+3939=> 351✓ ==================> 40×10=>40+40+40+40+40+40+40+40+40+40=> […]