25.3+(-7.3)+(-13.7)+7.3

问题描述:

25.3+(-7.3)+(-13.7)+7.3
2/3-1/8-(-1/3)+(-3/8)
(1- 1又 1/2 -3/8+7/12)*(-24)
(-5.5)+(-3.2)-(2.5)-4.8
33.1-10.7-(-22.9)-| -23/10 |
(-24)*(-5/6)-(-25)*(-4 1/5)
(-28 7/8)* 1/7
要算式

①25.3-7.3-13.7+7.3
②16/24-3/24-8/24-9/24
三.(24/24-36/24-9/24+14/24)*(-24)
④ -(5.5+3.2+2.5+4.8)
⑤33.1-10.7+22.9-2.3
⑥(24*5/6)-(25*21/5)
⑦ -(231/8)*(1/7)