【3/1-(9/1+12/5)】×(-36)
2个回答
【3/1-(9/1+12/5)】×(-36)
=-3/1×36+9/1×36+12/5×36
=-12+4+15
=7
相关问题
1.8/9 × 15/36 + 1/27 2.12× 5/6 – 2/9 ×3
六年级数学简便(11-36/1)+(9-36/11×5)+(1-36/11×3)+(5-36/11×9)+(3-36/1
3÷〔9×( 1 27 - 1 36 )〕×12
口算.3×5= 9+36= 29+11= 92-12= 4×2= 21-12= 1×2= 11+88= 5×4= 1×1
①5/12×28%×3/14 ②7/9÷1/2÷35/36
36×﹙1/12+2/9+5/6﹚ 简便计算
直接写得数0.36-20%=4/3+12/1=50%+5/2=5/3×6/5=12÷9/8=1÷1%=0.75×9/8=
(—36)×(-2 9/3-5/6+1 1/3)=
1.36÷0.991______1.36 74.9×0.5______74.9. 18.9×1.5______15×1.
计算:(1)(-8)×(-7); (2)12×(-5); (3)(-36)×(-1); (4)(-25)×1