三年级下册两位数乘两位数的口算乘法练习题100道 一口算： 80×10 = 60×20= 50×40= 24×10 = 700×20 = 50×60= 22×30= 80×70= 90×90 = 4090×50 = 8011×70 = 6040×90= 2360×90= 3120×70= 80 40×30 = 6022×30= 2090×80 = 3340×70 = 7018×30= 1116×30= 7011×44= 7018 × 88 = 44 × 55 = 31 × 60 = 79 × 26 = ×80 = 12×20 = 200×60= 50×20= 70×20= 20×50 = 40×80= 90×90= 12×30= 70×20 = 12×60 = 800×70 = 33×5 = 80 23 × 55 = 22 × 14 = 73 × 54 = 97 × 75 = ×200= 40×40= 12×30= 60×70= 30×50= 50×60= 11×70 = 43×40 = 80×60= 500×50= 32×20 = 30×30 = 80×4 = 30 93 × 14 = 91 × 69 = 67 × 37 = 35 × 35 = ×40= ×30= ×300 = ×80 = ×50= ×40= ×20 = ×60 = ×30= ×200= ×15= ×80= ×50= 88 × 67 = 61 × 55 = 25 × 31 = 17 x 15 = 1 15x16= 18x21 = 33 x 32 = 21 x 35 = 32×30= 11×50= 20×40= 57—19= 40×5= 37+8= 40×21= 90÷3= 120×3= 40= 30×13= 0= 30×23= 2= 630÷3= 8×50= ×50= ＋20= 40×50= ÷2= 25×× 24÷2 60 62 12 400 本文来源：https://www.wddqw.com/doc/216fb02305087632301212c0.html