# Numbers: Place Value Chart

> Master Place Value,Decimals,Fractions,Multiplication,Roman numerals,Money,Time

Canonical page: [https://chrome-stats.com/d/arrcade.dev.numbers](https://chrome-stats.com/d/arrcade.dev.numbers)

## Overview

- **ID:** `arrcade.dev.numbers`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** ARRcade.dev
- **Category:** EDUCATION
- **Version:** 1.0
- **Last updated:** 2026-09-23
- **First published:** 2026-09-23
- **Publisher country:** SG
- **Size:** 19 MB
- **Data as of:** 2026-11-14
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=arrcade.dev.numbers)
- **Website:** [https://arrcade.dev](https://arrcade.dev/)
- **Privacy policy:** [https://arrcade.dev/apps/numbers-place-value-chart/privacy.html](https://arrcade.dev/apps/numbers-place-value-chart/privacy.html)

## Description

Numbers is a fun and interactive math learning app designed for elementary students. With colorful flip cards and hands-on gestures, children can explore essential math concepts through play.<br><br>The app features 14 learning modes covering a wide range of math topics:<br><br>Whole Numbers - Explore place value from ones to millions with up to 7 digit cards. See the expanded decomposition form to understand how numbers are built.<br><br>Decimals - Learn decimal place values from thousands down to thousandths with a visual decimal point overlay.<br><br>Fractions - Discover fractions with six linked cards showing the fraction, decimal, percentage, name, pie chart, and equivalent fraction.<br><br>Mixed Fractions - Convert between improper fractions and mixed numbers. See pie charts that show whole parts and remainders side by side.<br><br>Percentages - Calculate percentages of any number. See the equation laid out as cards with a visual bar showing the proportion.<br><br>Multiplication - Practice times tables from 1 to 12 with dot arrays and skip counting sequences.<br><br>Money - Count US dollars and British pounds with coins and bills. The total updates automatically as you add or remove.<br><br>Time - Tell time with both analog and digital clocks. Minutes move in 5 minute steps with hour and AM PM rollover.<br><br>Rounding - Round any number from 0 to 9999 to the nearest 10, 100, or 1000. A rule card explains the rounding logic.<br><br>Roman Numerals - See any number from 1 to 3999 as a Roman numeral with a breakdown by thousands, hundreds, tens, and ones.<br><br>Temperature - Convert between Celsius and Fahrenheit with a color changing thermometer that responds to the temperature.<br><br>Length - Convert between centimeters, meters, kilometers, and miles.<br><br>Weight - Convert between grams and kilograms.<br><br>Water Volume - Convert between milliliters and liters.<br><br>Every card uses a satisfying split flap animation. Swipe up or down to change values, tap to increment, and double tap to decrement. A listen button reads the current content aloud to support auditory learners.

## Rankings

- #3,342,246 — Overall

## Permissions and access

### Permissions

- `arrcade.dev.numbers.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.android.vending.CHECK_LICENSE`

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Source: [Chrome-Stats](https://chrome-stats.com/d/arrcade.dev.numbers)