1.-1/3+15.5+(-2/3)2.-11.5+4.53.1/7-2/54.4.7-3.4-（-8.5）5.-2.5+(-1/5)6.0.4-(-1/4)+1/67.1/3-(-5/6)+2/38.1/3+(-1/5)+1+2/39.27-18+(-7)-3210.0.5+(-1/4)-(-2.75)+1/211.33.1-(-22.9)+(-10.5)12.(-8)-(-15)+(-9)-(-12)13.-2/3+(-1/6)-(-1/4)-1/214.3

Question

1.-1/3+15.5+(-2/3) 2.-11.5+4.5 3.1/7-2/5 4.4.7-3.4-（-8.5） 5.-2.5+(-1/5) 6.0.4-(-1/4)+1/6 7.1/3-(-5/6)+2/3 8.1/3+(-1/5)+1+2/3 9.27-18+(-7)-32 10.0.5+(-1/4)-(-2.75)+1/2 11.33.1-(-22.9)+(-10.5) 12.(-8)-(-15)+(-9)-(-12) 13.-2/3+(-1/6)-(-1/4)-1/2 14.3/5-2/3+(-11/4)+13/4
ps:每道题的前面,就是：1.2.3.4.这些数字不是题目,是题号.还有,像这种数：1/6 这种是分数,左边的1是分子,6是分母.完毕.一定要很准确的.

Answer 1

14.5 -7 -35/12 9.8 -2.7 49/60 11/.6 9/5 -30 3.5 45.5 10 -11/12 13/30