120×(36×2)+36×36×3.14=

2024-05-10

1. 120×(36×2)+36×36×3.14=

12709.44

120×(36×2)+36×36×3.14=

2. 25×(-4)=______,(-0.125)×(-

    25×(-4)=-25×4=-100,(-0.125)×(-8)=0.125×8=1.故答案为:-100,1.   

3. 25×(-4)=______,(-0.125)×(-

25×(-4)=-25×4=-100,(-0.125)×(-8)=0.125×8=1.故答案为:-100,1.

25×(-4)=______,(-0.125)×(-

4. Rf+1.25×(14%-Rf)=15%

0.1

5. 2×√(1885×3.14)=

计算:
2×√(1885×3.14)
=2×√5918.9
= 2×76.93
=153.86

2×√(1885×3.14)=

6. 8×5×1/3×3.14=

解:
8×5×1/3×3.14
=8x5x3.14÷3
=40x3.14÷3
=125.6÷3
=628÷15
=15分之628
≈41.8667

7. Ⅰ3.14-丌Ⅰ=


Ⅰ3.14-丌Ⅰ=