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Refotsirk
Refotsirk asked in Science & MathematicsMathematics · 9 years ago

help with math please?

if 6.1 x 10^9 pieces of sand are combined with 3.9 x 10^9 pieces of sand, how many pieces of sand are there all together?

basically, what is 6.1 x 10^9 + 3.9 x 10^9 = ______

5 Answers

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  • Anonymous
    9 years ago
    Favorite Answer

    Since they are both 10^9, just add 6.1 and 3.9.

    It equals 10

    And since there is another 0,

    Then add 1 to the 9,

    Therefore the answer is 1 x 10^10 pieces of sand

  • ambuj
    Lv 4
    9 years ago

    6.1 x 10^9 + 3.9 x 10^9= (6.1 + 3.9)x10^9 = 10x 10^9 = 10^10.....it was simple silly

  • Sara P
    9 years ago

    do your own homework. I'll give you a hint, though. 10^9 = 1,000,000,000

  • not_so_old_55
    Lv 5
    9 years ago

    Art is giving you the best answer.

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  • Ian
    9 years ago

    10,000,000,000

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