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Jacqueline Torres

Student Instructions

Estimate and count marbles/ Estimar y contar canicas

1. Take a close look at the collection and estimate how many marbles there are. 2. Use the to write your estimate 3. Use the tool to move and group the marbles to make them easier to count. 4. Use the to write the actual number of marbles. 5. Use the to record how you estimated and counted. 6. Submit your work by clicking . 1. Observa de cerca la colección y calcula cuántas canicas hay. 2. Utiliza para escribir tu estimación 3. Utiliza la herramienta para mover y agrupar las canicas para que sea más fácil contarlos. 4. Utiliza el para escribir el número real de canicas. 5. Utiliza: mic: para explicar cómo estimó y contó. 6. Entrega tu trabajo oprimiendo la palomita verde.

1st Grade, 3rd Grade, 2nd Grade, Math
30 teachers like this
Compatible with: Chromebooks, computers, iPads, iPhones, Android tablets, Android phones, Kindle Fire

Students will edit this template:

Teacher Notes (not visible to students)

Big Idea Estimation allows students to reflect on the accuracy of their own solutions. It provides a perspective for critiquing the chosen strategies and outcomes when solving problems. Objective use models to estimate an answer when adding 2, two-digit numbers.