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It's time for the decimal showdown ones decimal (and) know your place values tenths 0.000000 hundredths thousandths ten thousandths hundred thousands millionths Decimal (and) ? ones ? tenths ? 0.000000 period, command, imperitive sentence hundredths ? You try it. thousandths ? ten thousandths ? hundred thousands ? millionths ? When you say a decimal number, read the number to the right of the decimal. Decimal (and) ones 0.000000 tenths hundredths thousandths ten thousandths hundred thousands millionths Are you ravenous for some problems? Try saying this number in your head. The next slide has the answer. When you say a decimal number, read the number to the right of the decimal. 0.351 When you say a decimal number, read the number to the right of the decimal. For this number you would say three hundred fifty-one ones 0.351 tenths hundredths thousandths ten thousandths hundred thousands millionths When you say a decimal number, read the number to the right of the decimal. The last thing you do is say the place value of the last digit. For this number you would say three hundred fifty-one ones 0.351 tenths hundredths thousandths ten thousandths hundred thousands thousandths millionths 0.0023 Try the number When you say a decimal number, read the number to the right of the decimal. The last thing you do is say the place value of the last digit. For this number you would say twenty-three ones 0.0023 tenths hundredths thousandths ten thousandths ten thousandths hundred thousands millionths Do you think you have the answer? Check the next slide. It won't cost you an arm and a leg to look at this decimal number. 0.02105 For this number you would say two thousand one hundred five When you say a decimal number, read the number to the right of the decimal. The last thing you do is say the place value of the last digit. ones 0.02105 tenths hundredths thousandths ten thousandths hundred thousands hundred thousandths millionths For this number you would say two thousand one hundred five When you say a decimal number, read the number to the right of the decimal. The last thing you do is say the place value of the last digit. ones 0.02105 tenths hundredths thousandths ten thousandths hundred thousands hundred thousandths millionths ones How do you say this decimal number? tenths 0.4 hundredths four four thousandths four hundredths four tenths thousandths ten thousandths hundred thousands millionths ones How do you say this decimal number? tenths 0.004 hundredths four millionths four thousandths four hundredths four tenths thousandths ten thousandths hundred thousands millionths ones How do you say this decimal number? tenths 0.044 hundredths forty-four thousandths four thousandths forty-four hundredths forty-four tenths thousandths ten thousandths hundred thousands millionths ones How do you say this decimal number? tenths 0.204 hundredths two hundred four thousandths two hundred forty thousandths two hundred four tenths two hundred four hundredths thousandths ten thousandths hundred thousands millionths one thousand two hundred fifty-three ten thousandths one thousand two hundred fifty three one thousand two hundred ten thousandths twelve hundred fifty-three thousandths ones How do you say this decimal number? tenths 0.1253 hundredths thousandths ten thousandths hundred thousands millionths Evan says, "When you have a whole number and a decimal part, say the whole number, say "and" for the decimal, and say the decimal part followed by the place value." 12.051 twelve and fifty-one thousandths twelve and fifty-one thousandths 12.051 Evan says, "When you have a whole number and a decimal part, say the whole number, say "and" for the decimal, and say the decimal part followed by the place value. 9462.8501 Thanks for the great advice Evan. Try this problem students. Think of an answer for my awesome number in your head. Go to the next slide to see if it is correct. nine thousand four hundred sixty-two 9462.8501 and "When you have a whole number and a decimal part, say the whole number, say "and" for the decimal, and say the decimal part followed by the place value. eight thousand five hundred one ten thousandths You're so cool, but not as cool as me! 9462.8501 0.070495 Now that you had some slam-dunk problems from Evan and Miad, it's time for a real problem. 0.070495 Don't cry. I'll help. Remember, if there is no whole number, say the decimal number part followed by the final place value. Don't cry. I'll help. Remember, if there is no whole number, say the decimal number part followed by the final place value. 0.070495 I'll give you a chance to review Review take shot at a drag, drop, then say ones ? tenths ? 0.000000 0.070495 period, command, imperitive sentence hundredths ? thousandths ? ten thousandths ? hundred thousands ? millionths ? 0.070495 Do you have it? Don't cry. I'll help. Remember, if there is no whole number, say the decimal number part followed by the final place value. Now add the last place value. You might have to review decimal place values in your head. seventy thousand four hundred nintey-five 0.070495 millionths "Swish!" seventy thousand four hundred niney-five millionths 0.070495 Nice shot! Someday you'll be as good as me. onomatopoeia Witch standard form represents the value two hundred seven and nine thousand four millionths? 207.9004 207,000.0009 Which 207.009004 200.709004 My special brew needs very exact measurements to work properly. I only need thirty-one thousand, six hundred eight hundred thousandths of an ounce of organic toadstool. Which is the standard form of that measurement? 0.031608 31.00608 31,608 0.31608 ? This box holds a girl named Wanda and tiny spider (she hasn't seen it yet). The tiny spider takes up twenty-seven ten thousandths of the space in the box. What is the standard form of that decimal number? 0.0270 0.27000 0.02700 0.0027 I strongly dislike spiders This motley crue is made up of four decimal fans. All-American Alex, Judge Alison, Stormin' Norman, and The Seth-ster have a favorite decimal number buried in their mind. Place those decimals above their heads from least to greatest. 64.23701 ? 604.0023 ? 642.0071 ? 1002.23 ? You can master decimals. More practice can be found at Listen to him. He knows his decimals. |