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Question
harry and his classmates placed colored blocks on a scale during a science lab. the red block weighed 0.7 pounds and the green block weighed 0.4 pounds. how much more did the red block weigh than the green block?
□ pounds
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Step1: Définir la soustraction
Pour trouver la différence de poids entre le bloc rouge et le bloc vert, on soustrait le poids du bloc vert au poids du bloc rouge.
Soit \( 0.7 - 0.4 \).
Step2: Effectuer la soustraction
\( 0.7 - 0.4 = 0.3 \).
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0.3