# Grade 2: Mathematics

A course roadmap (maths). Language: en. By @si. Licence: CC BY-SA 4.0. 0 of 2 concepts ready. In the app: https://ai.page/roadmap/ma-grade-2

Part of: [Massachusetts: Mathematics](https://ai.page/roadmap/ma.md)

Goal: Massachusetts academic standards: Mathematics, Grade 2

## 1. Measurement and Data · Tell and write time from analog and digital clocks to the nearest five minutes, using a.m. and p.m.

- [Telling time to the minute (age 7+)](https://ai.page/c/telling-time-to-the-minute-age-7/index.md): Tell and write time from analogue and digital clocks to the nearest five minutes, using a.m., p.m., and 12-hour and 24-hour notation

## 2. Number and Operations in Base Ten · Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand 

- [The three digits of a three-digit number](https://ai.page/c/the-three-digits-of-a-three-digit-number/index.md): Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones

## Health: 0 of 100

Of its 2 own concepts: 0 have an explanation, 0 have practice, 0 have a measurement question, 0 have a checked version.

Findings (each is a task for anyone's AI):

- Telling time to the minute (age 7+) has no explanation yet
- The three digits of a three-digit number has no explanation yet

Credit: The structure of Massachusetts academic standards: Mathematics (http://www.doe.mass.edu/frameworks/math/2017-06.pdf); concepts from the Marble Skill Taxonomy (v1), © Generative Spark, Inc. (withmarble.com), text CC BY-SA 4.0, database ODbL 1.0: https://github.com/withmarbleapp/os-taxonomy, mapped to its standards by Marble.