三位数乘以两位数 计算题 687x89= 57x365= 94x586= 527x14= 96x692= 581x67= 920x68= 996x10= 80x849= 953x88= 27x174= 776x74= 749x82= 465x48= 67x414= 982x30= 27x994= 40x373= 79x232= 19x528= 39x193= 75x566= 870x21= 970x67= 28x671= 72x738= 844x12= 876x95= 157x23= 80x465= 35x730= 28x671= 170x31= 90x654= 627x71= 490x76= 513x79= 107x81= 77x274= 75x979= 956x70= 391x33= 659x32= 206x93= 862x90= 14x594= 17x830= 744x65= 93x219= 40x563= 829x85= 585x58= 826x41= 942x69= 11x456= 877x36= 741x64= 471x82= 87x128= 66x722= 80x226= 80x808= 62x153= 73x305= 86x351= 773x23= 98x309= 594x50= 223x70= 12x423= 91x582= 67x563= 32x268= 25x904= 672x20= 58x223= 832x58= 74x422= 67x518= 313x17= 73x499= 352x96= 845x14= 837x52= 974x93= 96x605= 34x621= 965x24= 518x93= 166x46= 75x969= 49x577= 45x622= 257x87= 27x652= 927x83= 804x34= 35x824= 61x