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Grade 8 Algebra: Converting to Standard Form

Name: ______________________Date: ____________Score: ____ / 8

Level 3

Comparing and ordering

  1. 1. Which is greater?:
    3×105  or  9×1043 \times 10^5 \;\text{or}\; 9 \times 10^4
  2. 2. Which is greater?:
    2.1×10−3  or  8×10−42.1 \times 10^{-3} \;\text{or}\; 8 \times 10^{-4}
  3. 3. Which is greater?:
    4.5×106  or  4.05×1064.5 \times 10^{6} \;\text{or}\; 4.05 \times 10^{6}
  4. 4. Order from least to greatest:
    6×102,  5×103,  7×10−16 \times 10^2,\; 5 \times 10^3,\; 7 \times 10^{-1}
  5. 5. Order from least to greatest:
    1.2×10−2,  9.8×10−3,  1.02×10−21.2 \times 10^{-2},\; 9.8 \times 10^{-3},\; 1.02 \times 10^{-2}
  6. 6. How many times greater is the first number?:
    8×107  than  2×1048 \times 10^7 \;\text{than}\; 2 \times 10^4
  7. 7. Which is greater?:
    5×10−2  or  5×10−35 \times 10^{-2} \;\text{or}\; 5 \times 10^{-3}
  8. 8. How many times greater is the first number?:
    6×105  than  3×10−16 \times 10^{5} \;\text{than}\; 3 \times 10^{-1}