Touch decimals Place value 1.2.0
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Free Version
Publisher Description
Touch decimals Place value - Interactive double place value chart with positive and negative Tokens or Places
Kids Math Decimal Place Value: Positive and Negative Tokens
Visual and interactive calculator:
Designed to:
- Addition and addition with carry.
- Subtraction and subtraction with borrowing.
- Zero as "nothing" in a place value place, or as negative-positive pairs of Tokens.
Two configurations: Default and J. LeMieux:
Change: upper back arrow, or at the menu option.
Youtube Playlist:
https://www.youtube.com/watch?v=Ni5S34rrEhQ&list=PLo4AMY8jDHYYmmMPglVUmJG6uhwJmGIPS
D E F A U L T . . . C O N F I G U R A T I O N :
(Positive and negative Tokens, and Places without sign)
MAIN ELEMENTS:
Each chart with a variable number of places.
In the places, a variable number of tokens with positive or negative value
TOKENS:
Can be positive or negative:
A positive token is born with the tap of a finger on the screen
A pair of positive-negative tokens is born with a tap of two fingers on the screen
A token disappears if it crosses the top or bottom border.
Behavior:
Positive and negative tokens have the same behavior:
A token can cross at will the intermediate horizontal border
When a token crosses the border on the right, it becomes 10 tokens.
A token need 9 companions from the old place to cross the border to the left.
Positive and negative tokens may be in the same place.
But if two tokens of different signs meet, they cancel each other.
PLACES:
A place can contain tokens of the same or different sign.
The upper and the lower borders can be the external border or the intermediate border.
Tokens can cross freely the intermediate border.
If a token cross the external border, disappears.
To get the permission to cross left borders, a token needs 9 companions of the same sign.
A token recovers 9 companions if cross the right borders.
GENERAL:
There are two charts: The upper and the lower one.
There is a button in each chart to change the sign of all its tokens.
L E . M I E U X . . . . . C O N F I G U R A T I O N :
(colored Tokens without sign, and Places with sign)
MAIN ELEMENTS:
All the Places of each chart can be positive or negative.
TOKENS:
A pair of tokens is born with a tap of two fingers on the screen over two places of different sign.
The behavior of tokens:
A token can cross at will the intermediate horizontal border if the places have the same sign.
When a Token tries to cross the border to a Place of a different sign, calls another Token of the other Place, and they cancel each other in the border.
PLACES:
A place can contain not signed colored tokens.
Tokens can cross freely the intermediate border if the sign of the two places are the same.
GENERAL:
There is a button in each chart to change the sign of all its Places.
Control:
In the 'settings' options: erase all tokens of each chart, or to erase all tokens and refresh all.
Touch decimals Place value ±
The behavior of places and tokens of this app describes the behavior of the numbers in the decimal system.
Courses:
Math 1, 2, 3, 4 Number sense: Place value.
Math 5, 6, 7 Base Ten:
COMMON CORE
Grade 1:
Understand place value:
CCSS.MATH.CONTENT.1.NBT.B.2
Use place value understanding and properties of operations to add and subtract: CCSS.MATH.CONTENT.1.NBT.C.4; CCSS.MATH.CONTENT.1.NBT.C.5; CCSS.MATH.CONTENT.1.NBT.C.6
Grade 2:
Place value:
CCSS.MATH.CONTENT.2.NBT.A.1
Place value understanding and properties of operations to add and subtract:
CCSS.MATH.CONTENT.2.NBT.B.5; CCSS.MATH.CONTENT.2.NBT.B.6; CCSS.MATH.CONTENT.2.NBT.B.7; CCSS.MATH.CONTENT.2.NBT.B.9
Grade 3:
Use place value understanding and properties of operations to perform multi-digit arithmetic.
CCSS.MATH.CONTENT.3.NBT.A.2; CCSS.MATH.CONTENT.3.NBT.A.3
Grade 4:
CCSS.MATH.CONTENT.4.NBT.B.4;
Online version: http://www.nummolt.com/touchdecimals/index.html
Developed by: http://www.nummolt.com
Blog: http://nummolt.blogspot.com.es/2015/07/touch-decimals-chapter-i-introduction.html
Touch Decimals: The Standard on Place Value
About Touch decimals Place value
Touch decimals Place value is a free app for Android published in the Teaching & Training Tools list of apps, part of Education.
The company that develops Touch decimals Place value is nummolt. The latest version released by its developer is 1.2.0.
To install Touch decimals Place value on your Android device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2023-10-18 and was downloaded 6 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the Touch decimals Place value as malware as malware if the download link to com.nummolt.math.value.place is broken.
How to install Touch decimals Place value on your Android device:
- Click on the Continue To App button on our website. This will redirect you to Google Play.
- Once the Touch decimals Place value is shown in the Google Play listing of your Android device, you can start its download and installation. Tap on the Install button located below the search bar and to the right of the app icon.
- A pop-up window with the permissions required by Touch decimals Place value will be shown. Click on Accept to continue the process.
- Touch decimals Place value will be downloaded onto your device, displaying a progress. Once the download completes, the installation will start and you'll get a notification after the installation is finished.
