1.22×10^3 と 2.4×10 を足し合わせた時の有効数字は何桁か - Clearnote

Mathematics

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about 10 yearsago

1.22×10^3 と 2.4×10 を足し合わせた時の有効数字は何桁か
という問題についてなのですが、分かりません。どなたか教えてください！

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about 10 yearsago

掛け算や割り算では有効数字は小さい方に合わせるので有効数字2桁です

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