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notsponge [240]

3 years ago

13

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:

muminat3 years ago

8 0

Answer:5.4×105+2.3×104.

Step-by-step explanation:

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