北师大版四年级数学上册简便运算综合练习题班级 姓名 评价 57+288+43 125x9x8 35x2x5 15+34+85+66 88+156+44 125x4x25x8 （80+4）x25 28+69+172 125x3x8 34x72+34x28 46x28+54x28 (20+4)x25 125x(80+8) 12x65+65x88 35x37+65x37 8x(125+9)35x37+65x37 19x66+81x66 32x(200+3) 12x26+12x491+34+109+36 39x6+39x54 (13x5)x6 24x25+25x26 100-24-76 85x82+82x15 5x289x2 (125+17)x8125x25x32 25x97+25x3 378+527+73 (125x25)x4 58+39+42+61 76x25+25x24 75x2x5 58+147+42 (100+4)x25 13x99 206x14-6x14 72x99 25x37x4 (125x12)x8 38x29+38 167+289+33 44x25 27x45+27x55 13x102 (25x60)x4 38x25x416 x25 72 x125 36 x15 （40+8）x2540025 15025 2000125 8002524 x 25 125 x808 64 x 125 125 x8899 x56 102x87 75 x23+25 x23 28 x18-8 x28