please solve all. thanks

Multiplication and Division Practice Problems to Complete 1) 325 x 2.7x10 2) 0.028 x 0.0165 - 3) 4317 0.88 (2.7x10X0.00149) (0.1500) 5) 18.5 (12)(0.016) (1.487)(1.38x10") 6.022x1025 7) (8.4)(0.03) 147 8) (0.1070)(328) (0.01244) 9) (57332)(3.5x10) (185)(2x10') More Addition / Subtraction Practice Problems to Complete 1) 0.12 + 143 2) 0.00843 + 0.0144 = 3) 1.2x10 + 27 = 4) 1.2x10-1 + 1.2x104 = 5) 2473.86 +123.4 =