Subtraction stories A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines.


Download Voit myös ladata kaikki tiedostot pakattuna zip-tiedostona.


Otsikko Subtraction stories
Kuvaus Students are given subtraction story problems to solve. Specifically, the problem types are Take From, Result Unknown, or Compare Difference Unknown. They use the tools available on the Lab screen to help them solve and/or to represent their thinking (e.g., if they solve mentally or on their fingers).
Aihe Matematiikka
Taso K-5
Tyyppi Guided Activity
Kesto 30 minuuttia
Vastaukset mukana Ei
Kieli Englanti
Avainsanat add on, compare, compose, decompose, result unknown, subtraction, take away
Simulaatiot Numeropeli (HTML5)


Tekijät Ian Whitacre, Dom Carorora, Azar Kamaldar
Koulu / organisaatio Florida State University
Lähetetty 11.9.2023
Päivitetty 14.10.2023