Round Up Time: Round Up Time
What are we learning?: What are we learning? 3.NBT.1. Use place value understanding to round whole numbers to the nearest 10 or 100.
In Kid Terms: In Kid Terms I can use what I know about place value to round numbers.
What is rounding?: What is rounding? You learned a little bit about rounding already in second grade. What do you remember? What do you think it is? Journal Topic Rounding Numbers + Include some examples of rounding Write 5 sentences about rounding numbers - Write 4 or less sentences about rounding
What is rounding?: What is rounding? When you round a number you get it to the nearest tens, hundreds, or thousands number.
Let’s Count by Tens: Let’s Count by Tens 10 2 0 3 0 4 0 5 0 6 0 70 80 90 100 110 120 130
Let’s Count by Hundreds: Let’s Count by Hundreds 100 200 300 400 500 6 00 700 800 900 1,000 1,100 1,200 1,300
What is rounding?: What is rounding? Let’s watch this video on Rounding to the Nearest Ten
PowerPoint Presentation: Rounding Numbers Song Rounding numbers is so fun! We will do it ‘til we’re done. If the number’s 1,2,3,4 Round it down right through the floor! If the number’s 5,6,7,8,9 Round it up it’ll be just fine! Round up! Round down! Rounding numbers…1,2…3,4!
Round to the Nearest Ten: Let’s Round Up Some Numbers Round to the Nearest Ten 34 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 30 or up to 40? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 30 40
Round to the Nearest Ten: Let’s Round Up Some Numbers Round to the Nearest Ten 7 6 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 70 or up to 80 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 70 80
Round to the Nearest Ten: Let’s Round Up Some Numbers Round to the Nearest Ten 42 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 4 0 or up to 5 0 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 4 0 5 0
Round to the Nearest Ten: Let’s Round Up Some Numbers Round to the Nearest Ten 28 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 20 or up to 30 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 20 30
Day 2: Day 2
What are we learning?: What are we learning? 3.NBT.1. Use place value understanding to round whole numbers to the nearest 10 or 100.
In Kid Terms: In Kid Terms I can use what I know about place value to round numbers.
PowerPoint Presentation: Rounding Numbers Song Rounding numbers is so fun! We will do it ‘til we’re done. If the number’s 1,2,3,4 Round it down right through the floor! If the number’s 5,6,7,8,9 Round it up it’ll be just fine! Round up! Round down! Rounding numbers…1,2…3,4!
What is rounding?: What is rounding? Let’s watch this video on Rounding to the Nearest Hundred
Round to the Nearest Hundred: Let’s Round Up Some Numbers Round to the Nearest Hundred 128 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 100 or up to 200? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 100 200
Round to the Nearest Hundred: Let’s Round Up Some Numbers Round to the Nearest Hundred 376 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 300 or up to 400 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 300 400
Round to the Nearest Hundred: Let’s Round Up Some Numbers Round to the Nearest Hundred 542 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 500 or up to 600 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 500 600
Round to the Nearest Hundred: Let’s Round Up Some Numbers Round to the Nearest Hundred 683 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 600 or up to 700 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 600 700
Day 3: Day 3
What are we learning?: What are we learning? 3.NBT.1. Use place value understanding to round whole numbers to the nearest 10 or 100.
In Kid Terms: In Kid Terms I can use what I know about place value to round numbers.
Challenge: Challenge Which numbers are rounded correctly to the greatest place? 63=60 39=30 21=30 613=700 134=100 821=900 63=60 39=40 21=20 613=600 134=100 821=800
PowerPoint Presentation: Rounding Numbers Song Rounding numbers is so fun! We will do it ‘til we’re done. If the number’s 1,2,3,4 Round it down right through the floor! If the number’s 5,6,7,8,9 Round it up it’ll be just fine! Round up! Round down! Rounding numbers…1,2…3,4!
Round to the Nearest Thousand: Let’s Round Up Some Numbers Round to the Nearest Thousand 1294 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 1,000 or up to 2,000? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 1,000 2,000
Round to the Nearest Thousand: Let’s Round Up Some Numbers Round to the Nearest Thousand 3976 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 3,000 or up to 4,000 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 3,000 4,000
Round to the Nearest Hundred: Let’s Round Up Some Numbers Round to the Nearest Hundred 5,142 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 5,000 or up to 6,000 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 5,000 6,000
Round to the Nearest Hundred: Let’s Round Up Some Numbers Round to the Nearest Hundred 6,783 Underline the place you are rounding to. Circle the number to the right , because it is always right about rounding! Now do you go back down to 6,000 or up to 7,000 ? If the number’s 1,2,3,4 round it down right through the floor. If the number’s 5,6,7,8,9 round it up it’ll be just fine. 6,000 7,000
Day 4: Day 4
What are we learning?: What are we learning? 3.NBT.1. Use place value understanding to round whole numbers to the nearest 10 or 100.
In Kid Terms: In Kid Terms I can use what I know about place value to round numbers.
Let’s Make It a Little Harder: Let’s Make It a Little Harder Round 423 to the nearest ten. Remember the steps: Underline the place you are rounding to. 4 2 3 Circle the number right next door to it. 4 2 3 Decide whether the number goes up or down. 4 2 3 Keep any number you didn’t touch the same. 420
Try Another One: Try Another One Round 356 to the nearest ten. Remember the steps: Underline the place you are rounding to. 3 5 6 Circle the number right next door to it. 3 5 6 Decide whether the number goes up or down. 3 5 6 Keep any number you didn’t touch the same. 360
Let’s Make It a Little Harder: Let’s Make It a Little Harder Round 2,481 to the nearest hundred. Remember the steps: Underline the place you are rounding to. 2, 4 81 Circle the number right next door to it. 2, 4 81 Decide whether the number goes up or down. 2, 4 81 Keep any number you didn’t touch the same. 2,500
Let’s Warm Up for the Test: Let’s Warm Up for the Test Get ready to play