multiplying and dividing decimals by 10, 100, and 1,000
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Multiplying and Dividing Decimals by 10, 100,
and 1,000
Multiplying and Dividing Decimals by 10, 100,
and 1,000
Lesson 14.3Lesson 14.3
The Basics:The Basics:
• When you multiply by 10, 100, or 1,000, you can move the decimal point to the right.
• The number of decimal places you move is the same as the number of zeroes you are multiplying by.
• When you divide by 10, 100, or 1,000, you can move the decimal point to the left. Move the decimal point once for each zero you are dividing by.
• When you multiply by 10, 100, or 1,000, you can move the decimal point to the right.
• The number of decimal places you move is the same as the number of zeroes you are multiplying by.
• When you divide by 10, 100, or 1,000, you can move the decimal point to the left. Move the decimal point once for each zero you are dividing by.
1.492 x 1001.492 x 100Move the decimal to the right: two spaces.
149.2149.2
2,124.94 ÷ 1,0002,124.94 ÷ 1,000Move the decimal to the left: three spaces.
2.12494
4.2 ÷ 1004.2 ÷ 100Move the decimal point to the left: two spaces. Add a zero for the second space.
.042.042
15.36 x 1,00015.36 x 1,000
Move the decimal point to the right: three spaces. Add a zero for the third space.
15,36015,360
Practice TimePractice Time
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