四年级上册三位数乘两位数口算
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1)72 ×485 =
(2)37 ×581 =
(3)41 ×491 =
(4)271 ×82 =
(5)57 ×16 =
(6)53 ×560 =
(7)578 ×17 =
(35)945 ×52 =
(36)586 ×33 =
(37)21 ×4 =
(38)32 ×781 =
(39)815 ×24 =
(40)268 ×40 =
(41)26 ×868 =
(9)44 ×483 =
(10)56 ×604 =
(11)47 ×302 =
(12)368 ×82 =
(13)509 ×33 =
(14)14 ×969 =
(16)89 ×170 =
(43)475 ×31 =
(44)153 ×97 =
(45)562 ×73 =
(46)598 ×21 =
(47)808 ×22 =
(48)11 ×252 =
(49)62 ×815 =
(18)232 ×29 =
(19)78 ×792 =
(20)98 ×810 =
(21)45 ×102 =
(22)319 ×24 =
(23)75 ×344 =
(24)96 ×328 =
(51)94 ×37 =
(52)20 ×300 =
(53)41 ×669 =
(54)437 ×18 =
(55)453 ×4 =
(56)83 ×842 =
(57)684 ×77 =
(26)73 ×761 =
(27)178 ×63 =
(28)29 ×718 =
(29)88 ×939 =
(30)38 ×874 =
(31)689 ×81 =
(32)54 ×260 =
(59)39 ×347 =
(60)91 ×139 =
(61)64 ×443 =
(62)93 ×149 =
(63)196 ×75 =
(64)232 ×38 =
(65)87 ×264 =
(34)848 ×59 =
89)86 ×352 =
(90)75 ×736 =
(91)783 ×15 =
(92)427 ×21 =
(93)61 ×88 =
(94)42 ×369 =
(67)88 ×900 =
68)822 ×95 =
(69)182 ×53 =
(70)276 ×51 =
(71)23 ×636 =
(72)466 ×52 =
(73)914 ×35 =
(96)31 ×679 =
(97)869 ×21 =
(98)166 ×12 =
(99)503 ×95 =
(82)80 ×437 =
(83)59 ×820 =
(84)17 ×903 =
(75)70 ×568 =
(76)486 ×57 =
(77)164 ×15 =
(78)79 ×902 =
(79)14 ×302 =
(80)365 ×75 =
(81)24 ×755 =
1)578 ÷17 =
(2)650 ÷50 =
(3)400 ÷16 =
(4)288 ÷72 =
(5)336 ÷84 =
(6)475 ÷95 =
(7)350 ÷70 =
(8)847 ÷77 =
(35)490 ÷35 =
(36)675 ÷27 =
(37)462 ÷77 =
(38)536 ÷67 =
(39)384 ÷64 =
(40)840 ÷84 =
(41)966 ÷46 =
(42)665 ÷35 =
(10)840 ÷35 =
(11)750 ÷25 =
(12)576 ÷64 =
(13)684 ÷12 =
(14)133 ÷19 =
(15)450 ÷45 =
(16)220 ÷22 =
(44)220 ÷55 =
(45)925 ÷25 =
(46)804 ÷67 =
(47)555 ÷37 =
(48)584 ÷73 =
(49)387 ÷43 =
(50)735 ÷49 =
(18)490 ÷70 =
(19)896 ÷16 =
(20)528 ÷12 =
(21)415 ÷83 =
(22)425 ÷85 =
(23)819 ÷91 =
(24)148 ÷74 =
(52)416 ÷26 =
(53)208 ÷52 =
(54)561 ÷17 =
(55)533 ÷41 =
(56)456 ÷57 =
(57)748 ÷22 =
(58)620 ÷62 =
(26)702 ÷54 =
(27)205 ÷41 =
(28)781 ÷71 =
(29)578 ÷34 =
(30)720 ÷60 =
(31)657 ÷73 =
(32)696 ÷58 =
(60)375 ÷25 =
(61)847 ÷77 =
(62)308 ÷28 =
(63)360 ÷60 =
(64)246 ÷82 =
(65)494 ÷38 =
(66)280 ÷70 =