(-17/4)+(-10/3)+(+13/3)+(11/3)

来源：学生作业帮编辑：拍题作业网作业帮分类：数学作业时间：2024/04/27 20:27:17

(-17/4)+(-10/3)+(+13/3)+(11/3)
(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
5+(-7)+17-10
(-14)+4-19-12
2100-21×53+2255
(103-336÷21)×15
40×48-(1472+328)÷5
(488+344)÷(202-194)
(154-76)×(38+49)
816÷(4526-251×18)

(-17/4)+(-10/3)+(+13/3)+(11/3) =-17/4+(-10/3+13/3+11/3)=-17/4+14/3=1/4
(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4) =(-1.8+1.8)+(+0.2+0.1+1.4-1.7)=0+0=0
5+(-7)+17-10=(5-10)+(17-7)=-5+10=5
(-14)+4-19-12=(-14+4)-(19+12)=-10-31=-41
2100-21×53+2255 =2100-1113+2255=3242
(103-336÷21)×15 = (103-16)x15=87x15=1305
40×48-(1472+328)÷5 =1920-1800÷5=1920-360=1560
(488+344)÷(202-194)=832÷8=104
(154-76)×(38+49) =78x87=6786
816÷(4526-251×18)=816÷(4526-4518)=816÷8=102

(-17/4)+(-10/3)+(+13/3)+(11/3) (-17/4)+(-10/3)+(+13/3)+(11/3) 等于多少? 计算,能简算要简算:13/17×11/14+13/14×3/17,3又5/4×{(1-9/10)÷0.01} 3/10*11+3/11*12+3/12*13+3/13*14+3/14*15+3/15*16+3/16*17+3/17 找规律 1 2 6 7 ( ) 3 5 ( ) 13 15 4 9 ( ) ( ) ( ) 10 11 17 ( ) 2 1*3+2*5+3+9+4*11+5*13+6*15+7*17+8*19+9*21+10*23 1+2+3+4+5+6+7+8+9+10+11+13+13+14+15+16+17等于多少计算,能简算要简算:13/17×11/14+13/14×3/17 1+2+3=4+5-3 6+7+8+9=10+11+12-3 13+14+15+16+17=18+19+20+21-3 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19.100=? 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17?