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## Staging content lifeboat

### Course: Staging content lifeboat>Unit 14

Lesson 45: Decimals in expanded form

# Convert decimal from expanded form to standard form

Learn to write (4x1,000,000)+(3x1000)+(67x1/1000) in standard form. Created by Sal Khan.

## Want to join the conversation?

• Why are decimals so important?(really why)
• Decimals are so important because money is basically decimals.

one dollar and fifty five cents = 1.55
(1 vote)
• Why do you need to now how to write stuff in expanded form and rewrite it in
decimals? (Like WHY!)
• Why did he have to put parenthesis? Could you not do it without parenthesis?
• The parenthesis show what to do first. You do the parenthesis first, then the exponents, then multiply and divide, and finally add and subtract. Remember to always go from left to right.
(1 vote)
• What is an easy way convert decimal in expanded form
• Sometimes....You just use big words and it confuses me. Who agrees...?
• I agree with you. If you don’t know a word I suggest using the Merriam Webster Online Dictionary.
(1 vote)
• Let's say I'm doing a question like 10 x 5 divided by 10 x 6. Does it matter where I put the parentheses?
(1 vote)
• Yes it does very much because if you put the parentheses on the wrong side of the equation then it will mess the whole thing up
• sal just wanted to know that how to do decimal place value send a link if you have a video
(1 vote)
• where do you find the financial literacy video
(1 vote)
• When the thousandths place is over ten does it go into the next place value
(1 vote)
• yes it should go to the hundredths place, example: 1 one 3 tenths 4 hundredths and 13 thousands so it is actually 1 one 3 tenths 5 hundredths and 3 thousands 1.353