Posted by Delilah on .
19.
Write the size of a grain of very fine sand, about 9.35 x 10^2 cm, in standard form.
31.
The population of the US is expected to be 392 million people by 2050. Write this answer in scientific notation.
37.
Write 10^29  10^28 in scientific notation.
Thanks!
Delilah :)

7th grade math questions Scientific Notation 
bob,
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