To multiply \(23.7\) by \(4\) without using a calculator, you can set it out like this: One decimal place is used in the calculation therefore the solution should also contain one decimal place.
convert the numbers from standard form into decimal form or ordinary numbers ... times (7 \times 10^{-3})\). Multiply the first numbers \(4 \times 7 = 28\). Apply the Laws of Indices on the ...
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