Inches to Millimeters Conversions

In this video, Mr. J explains how to convert between inches and millimeters. He starts by stating that there are 25.4 millimeters in an inch. The video includes examples of converting 14 inches to millimeters by multiplying by 25.4, resulting in 355.6 millimeters. It also covers converting 280 millimeters to inches by dividing by 25.4, which approximates to 11.02 inches after rounding. The video concludes with a reminder of the conversion methods and suggests checking the description for more resources.

What is the main topic discussed in the video?

• Learning about fractions

• Converting between inches and millimeters

• Converting between different currencies

• Understanding algebraic expressions

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CCSS.2.MD.A.2

How many millimeters are there in one inch?

• 10.5 mm

• 30.2 mm

• 20.3 mm

• 25.4 mm

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CCSS.2.MD.A.2

To convert inches to millimeters, you should:

• Multiply by 25.4

• Divide by 25.4

• Add 25.4

• Subtract 25.4

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CCSS.2.MD.A.2

If you have 14 inches, how many millimeters is that?

• 250 mm

• 400 mm

• 300 mm

• 355.6 mm

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CCSS.2.MD.A.2

What operation is used to convert millimeters to inches?

• Division

• Addition

• Multiplication

• Subtraction

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CCSS.2.MD.A.2

Approximately how many inches are there in 280 millimeters?

• 10.5 inches

• 11.02 inches

• 12.5 inches

• 9.8 inches

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CCSS.2.MD.A.2

Why is the result of converting 280 mm to inches approximate?

• Due to subtraction

• Because of addition

• Due to incorrect conversion factor

• Because of rounding

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What is the conversion factor used to convert millimeters to inches?

• Multiply by 25.4

• Divide by 25.4

• Add 25.4

• Subtract 25.4

What symbol is used to indicate an approximate value?

• Minus sign

• Plus sign

• Approximately sign

• Equal sign

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CCSS.2.MD.A.2

What should you do if you want to learn more about conversions?

• Check the description for more videos

• Read a book

• Ignore it

• Ask a friend

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