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64×(12＋65÷13) 75×0÷5 30+98-4×15 85-4×8+26 636-36÷6×5

280÷（56-16） （75+25）×（19-8） 480÷（6×5） 630-（188+12×2） 800-800÷20÷20

13+24×8 672-36+64 324-68+32 100-36+64 548 × 413 =

三位数乘以两位数计算

94 × 822 = 57 × 644= 922 × 67 = 26 ×269 = 41 × 549 = 57 × 563 =

766 × 79 = 62 × 666 = 21 × 581 = 653 × 57 = 665 × 84 = 545 × 67 =

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37 × 484 = 844 × 98 = 694 × 24 = 98 ×155 = 12 × 122 = 369 × 75 =

68 × 752 = 454 × 30 = 100 ×554 = 700 × 51 = 944 × 800 = 845 × 80 =

512 × 200 = 645

411 × 50 = 324

20 × 112 = 60

× 300 = 2 × 20 = 600 × 322 = 94 × 600 = 300 × 155 755 × 300 = 212 精品资料

× 119 = 242 × 600 = 445 × 100 = 90 × 400 = × 90 = × 236 = ______________________________________________________________________________________________________________

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