加减法计算题 1-4/9 1-7/10 8/15-5 7-15 2/8-5/8= 8/27-5 4-27 11/12-10/12 16/21-1/7 (-38)+52+118+(-62) (-32)+68+(-29)+(-68) (-21)+251+21+(-151) 12+35+(-23)+0= (-6)+8+(-4)+12 27+(-26)+33+(-27) 12+35+(-23)+0 39+[-23]+0+[-16]= [-18]+29+[-52]+60 [-3]+[-2]+[-1]+0+1+2= [-301]+125+301+[-75] [-1]+[-1/2]+[+3/4]+[-1/4]= [-7/2]+[+5/6]+[]+4/5+19/6 []+[]++= 两数相乘 (-5995)×(-) (-)×(-) 0×(-6) 331010(-2)×(-6) 171×(-) -×12 2321213 2(6) ×; 32 几个数相乘 13171.252.50.5248; ×(-)×(-4) 23173×[(-)×(-4)] ; 8(4)(2); 234除法 (+48)÷(+6); 3521; 4÷(-2); 0÷(-1000). 32121113(5)6(5)13. ; 3382111111111111; 234567 本文来源:https://www.wddqw.com/doc/ec78887da100a6c30c22590102020740be1ecd23.html