Noah reads the problem, “Evaluate each expression, giving the answer in scientific notation.” The first problem part is: 5.4×105
+2.3×104. Noah says, “I can rewrite 5.4×105 as 54×104. Now I can add the numbers: 54×104+2.3×104=56.3×104.”
1 answer:
Answer:5.4×105+2.3×104.
Step-by-step explanation:
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