apps / 1640564851
Numbers & Place Value
Understand our number system
Christian Urff · Education · $0.99 · US storefront
- rating
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- ratings
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- updated
- Oct 1, 2026
- released
- Aug 31, 2022
v1.5
visible word pool · 7 words
title 21/30 chars · subtitle 28/30 chars
App Store search indexes the title and subtitle together with the hidden 100-character keyword field as one combined pool: any phrase assembled from those words can rank. These are the words of Numbers & Place Value's pool that are public — the keyword field is not exposed by any API.
from the listing
Explore large and small numbers and discover how place value works – interactively. This is not a drill app but an open environment for exploring and experimenting. Understanding place value is one of the most important foundations in mathematics: it underpins mental and written calculation strategies, decimals and much more. HOW IT WORKS Drag the digits up and down with your finger. Go beyond 9 and watch ten items bundle into one item of the next place. Go below 0 and see…
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{ "tool": "app", "arguments": { "appId": 1640564851, "countries": [ "US" ], "subtitle": true } }
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