Decimal Place Value and Rounding Decimals

Slides:



Advertisements
Similar presentations
ROUNDING.
Advertisements

Rounding For Second Grade When do you use rounding? When the question asks you to round. When the question asks you to estimate. When the question asks.
Estimate Sums and Differences.
© 2007 M. Tallman. Memorize this Poem Find your number. Look right next door. 4 or less, just ignore. 5 or more, add 1 more.
Decimal Place Value and Rounding Decimals
Rounding Quotients SWBAT round decimal quotients to the nearest tenth, hundredth, and thousandth.
Rounding Decimals.
How do you ESTIMATE numbers? Use the skill of ROUNDING.
Rounding When do you use rounding? When the question asks you to round. When the question asks you to estimate. When the question asks “about how many”…?
DECIMAL ROUNDING PRACTICE PROBLEMS Terra Alta/East Preston School.
Rounding Whole Numbers and Money © 2007 M. Tallman.
Objective: TLW round numbers to the nearest 10 or 100. GLE# 12
Math Rounding By Grade 4.
BELL RINGER 1. What is the value of the 6 in 306,899? What is 100 less than 3, What is six hours after 2 p.m.?
Notes Over 5 – 1 ____ ____ ____. ____ ____ ____ hundreds tens ones tenths hundredths thousandths Give the value of each digit One and thirty-sixhundredths.
Rounding Decimals Review and Multiplying Decimals
Type your name and send: Next. Spot test: Round this number to the nearest thousand: Next.
Math Flash Rounding. Use rounding When the question asks you to estimate. When the question asks “ about how many ” …? When an exact answer isn ’ t possible.
Place Value and Estimation
Place Value.
Math Flash Rounding By Mrs. Turner. Use rounding When the question asks you to estimate. When the question asks “about how many”…? When an exact answer.
Math Grade 4 Mrs. Ennis Rounding Part 2 Lesson Four.
Standard for Fourth Grade Math M4N2 Number and Operations: Rounding Numbers Students will understand and apply the concept of rounding numbers. Element:
Rounding of Numbers Up to Hundred Millions
Rounding to the Tens Place
BELL RINGER = List these in decreasing order of length: 3 cm, 3 m, 3 mm 4.What is six hours after 2 p.m.? 5. One cup of popcorn.
Rounding. Copyright © 2000 by Monica Yuskaitis Objectives n To be able to round numbers to the nearest n To be able to round numbers to the nearest ten.
Rounding Decimals using Place Value.. Essential Question: How can I use place value understanding to round decimals to any place?
Rounding Numbers Prepare by Mr. Jerly Cayanan When do you use rounding? When the question asks you to round. When the question asks you to estimate.
Review Mathematics Skills Lesson R.1 Rounding.  Place Value – The name given to the location a digit occupies in a number. This location identifies the.
Rounding Decimals. Use rounding When the question asks you to estimate. When the question asks “about how many”…? When an exact answer isn’t possible.
Rounding To 1,2 or 3 decimal places.
“Don’t make me read, make me understand “
I can correctly identify the place values of numbers and round them.
Place Value/ Rounding Lesson #1.
Objective: SWBAT round numbers to the nearest digit.
Math Flash Rounding By Monica Yuskaitis.
÷ 10 Millions Thousands Ones Hundred Millions Ten Millions Hundred Thousands Ten Thousands Hundreds Tens.
Use rounding When the question asks you to estimate.
Comparing and Rounding Decimals
Rounding Decimals.
TAKE OUT A CALCULATOR Number Systems Repeating Decimals
ROUNDING.
Decimal Place Value and Rounding Decimals
Rounding By Lisa Ford.
Math Rounding.
Rounding Review Tens and Hundreds
Rounding Review Tens and Hundreds
Math Flash Rounding By Monica Yuskaitis.
Math Flash Rounding By Monica Yuskaitis.
Math Flash Rounding By Monica Yuskaitis.
Rounding Review Tens and Hundreds
Repeating Decimal Patterns
Comparing and Ordering Decimals
Math Flash Rounding By Monica Yuskaitis.
Math Flash Rounding.
Multiplying decimal number by 10,100,1000
Decimals Year 6 (age 10-11).
Decimals Year 5 (age 9-10).
Decimals Year 5 (age 9-10).
HOW TO ROUND!.
Math Flash Rounding.
Decimals Round off the following to the nearest :
Math Flash Rounding Whole Numbers
Decimals Year 5 (age 9-10) – Tenths and Hundredths
Math Flash Rounding.
Presentation transcript:

Decimal Place Value and Rounding Decimals

For Learning To Happen: Remove all other thoughts from your mind. Pay close attention. Try all the examples. Ignore all other distractions.

___ , ___ ___ ___ ___ ___ ___ ___ Decimal Place Value Decimals are read as “and” 4 1 8 ___ , ___ ___ ___ ___ ___ ___ ___ Thousandths Thousands Ones Hundredths Hundreds Tens Tenths Ten Thousandths Read as 4 and 18 hundredths

___ , ___ ___ ___ ___ ___ ___ ___ Decimal Place Value 5 2 1 8 ___ , ___ ___ ___ ___ ___ ___ ___ Thousandths Thousands Ones Hundredths Hundreds Tens Tenths Ten Thousandths Read as 5 and 218 thousandths

___ , ___ ___ ___ ___ ___ ___ ___ Decimal Place Value 2 5 0 1 0 ___ , ___ ___ ___ ___ ___ ___ ___ Thousandths Thousands Ones Hundredths Hundreds Tens Tenths Ten Thousandths Read as 25 and 10 thousandths

___ , ___ ___ ___ ___ ___ ___ ___ Decimal Place Value 0 0 0 0 9 ___ , ___ ___ ___ ___ ___ ___ ___ Thousandths Thousands Ones Hundredths Hundreds Tens Tenths Ten Thousandths Read as 9 ten thousandths

Memorize this Poem Rounding Decimals Find your number. Circle it. Look next door. 4 or less just ignore. 5 or more, add 1 more.

Rounding Decimals Find the number. Circle it. Look next door. 4 or less just ignore. 5 or more add one more. Example: Round 4129 to nearest hundreds. Circle the 1 in the hundreds place. Look next door at the 2. It is 4 or less so just ignore. 4129 rounds to 4100

Round to the nearest ten thousand. Rounding Decimals Round to the nearest ten thousand. Find your number. 3 6 8,9 7 1 Circle the number in the ten thousands place.

Round to the nearest ten thousand. Rounding Decimals Round to the nearest ten thousand. Look next door. 3 6 8,9 7 1 Draw an arrow to the right of the number.

Round to the nearest ten thousand. Rounding Decimals Round to the nearest ten thousand. 4 or less, just ignore. 3 6 8,9 7 1 8 is larger than 4 so go to the next line of the poem.

Round to the nearest ten thousand. Rounding Decimals Round to the nearest ten thousand. 5 or more, add 1 more. +1 3 6 8,9 7 1 Add 1 to the 6.

Round to the nearest ten thousand. Rounding Decimals Round to the nearest ten thousand. 5 or more, add 1 more. +1 3 6 8,9 7 1 3 7 0,0 0 0

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. Find your number. 3 5. 3 2 7 Circle the number in the hundredths place.

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. Look next door. 3 5. 3 2 7 Draw an arrow to the right of the number.

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. 5 or more, add 1 more. +1 3 5. 3 2 7 Since 7 is greater than 5, add 1 to the 2.

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. 5 or more, add 1 more. +1 3 5. 3 2 7 3 5. 3 3

Round to the nearest tenths place. Rounding Decimals Round to the nearest tenths place. Find your number. 4. 8 7 1 Circle the number in the tenths place.

Round to the nearest tenths place. Rounding Decimals Round to the nearest tenths place. Look next door. 4. 8 7 1 Draw an arrow to the right of the circled number.

Round to the nearest tenths place. Rounding Decimals Round to the nearest tenths place. 5 or more, add 1 more. +1 4. 8 7 1 Since 7 is greater than 5,add 1 to the 8.

Round to the nearest tenths place. Rounding Decimals Round to the nearest tenths place. 5 or more, add 1 more. +1 4. 8 7 1 4. 9

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. Find your number. 6 2. 4 2 1 Circle the number in the hundredths place.

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. Look next door. 6 2. 4 2 1

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. 4 or less just ignore. 6 2. 4 2 1 Since 1 is less than 4 just drop it.

Round to the nearest hundredths. Rounding Decimals Round to the nearest hundredths. 4 or less just ignore. 6 2. 4 2 1 6 2. 4 2

Try the following problems on your own. Rounding Decimals Try the following problems on your own. Round to the nearest hundredths Round to the nearest tenths 3.478 22.5972 3.5 22.60

Take out your study guide That's all Folks! THE END!!! Take out your study guide

Steps for Rounding # 1 Find the number. Circle it. Look next door. 4 or less just ignore. 5 or more add one more. Example: Round 5.328 to the nearest hundredths. Circle the 2 in the hundredths place. Look next door at the 8. It is 5 or more so add 1 more to the hundredths place. 5.328 rounds to 5.33