四年级脱式计算和三位数乘以两位数

-721) 75×27+19×25 31×870+13×310Р1235-(1780-1665) 4×(25×65+25×28) 120-144÷18+35 95÷(64-45) (58+37)÷(64-9×5)Р347+45×2-4160÷52 120-36×4÷18+35 (58+37)÷(64-9×5) 330÷(65-50) 128-6×8÷16 Р64×(12+65÷13) 75×0÷5 30+98-4×15 85-4×8+26 636-36÷6×5Р280÷(56-16) (75+25)×(19-8) 480÷(6×5) 630-(188+12×2) 800-800÷20÷20 Р13+24×8 672-36+64 324-68+32 100-36+64 548 × 413 = Р三位数乘以两位数计算Р94 × 822 = 57 × 644= 922 × 67 = 26 ×269 = 41 × 549 = 57 × 563 = Р766 × 79 = 62 × 666 = 21 × 581 = 653 × 57 = 665 × 84 = 545 × 67 = Р37 × 484 = 844 × 98 = 694 × 24 = 98 ×155 = 12 × 122 = 369 × 75 = Р Р68 × 752 = 454 × 30 = 100 ×554 = 700 × 51 = 944 × 800 = 845 × 80 = Р512 × 200 = 645 × 300 = 2 × 600 = 300 × 119 = 242 × 400 = Р411 × 50 = 324 × 20 = 600 × 155 755 × 600 = 445 × 90 = Р20 × 112 = 60 × 322 = 94 × 300 = 212 × 100 = 90 × 236 =