9
QuizMultiple Choice

Addition and Subtraction with Scientific Notation — Unit test

Question 9 • TN-Mathematical Reasoning for Decision Making (Supplement)

When converting measures, which is a true statement?

Answer
A
If you are converting to a smaller unit, you should subtract.
B
If you are converting to a smaller unit, you should multiply.
C
If you are converting to a larger unit, you should add.
D
If you are converting to a larger unit, you should multiply.

Explanation

A smaller unit takes more units to describe the same quantity, so convert by multiplying. For example, 3 meters equals 300 centimeters because 3 × 100 = 300. Converting to a larger unit instead requires division, not addition or multiplication.

AI-written and checked against the verified answer.

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