--- title: Balancing the scales — a lesson of Mova's school · trees and pragmatics description: «Balancing the scales», a lesson of the lessons course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: When the scales balance, both pans weigh the same. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Lessons](https://md.mova.elamur.ai/free/en/corpora/school/lessons/) / Balancing the scales # Balancing the scales Lesson 186 of the lessons course of Mova's primary school: 6 sentences, each with its syntax tree and pragmatics. The lessons are written for Mova, and their agreed trees are part of Mova corpus 0.4 (CC BY-SA 4.0). - [0](https://md.mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/0/) — When the scales balance, both pans weigh the same. - [1](https://md.mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/1/) — Take the same things off both pans and they still balance. - [2](https://md.mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/2/) — Left: 5 cubes and 20 g. - [3](https://md.mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/3/) — Right: 2 cubes and 110 g. - [4](https://md.mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/4/) — Take 2 cubes and 20 g off each side: 3 cubes balance 90 g. - [5](https://md.mova.elamur.ai/free/en/corpora/school/lessons/186-balance-pans/5/) — So one cube weighs 90 ÷ 3 = 30 g. - ← previous: [Cuts and pieces](https://md.mova.elamur.ai/free/en/corpora/school/lessons/185-cuts-and-pieces/) - next →: [When together again](https://md.mova.elamur.ai/free/en/corpora/school/lessons/187-together-again-lcm/) - ↑ back to [Lessons](https://md.mova.elamur.ai/free/en/corpora/school/lessons/)