Number Mastery and Place Value · Number Sense
Estimating and Comparing
Developing a sense of magnitude by comparing sets and estimating quantities before counting.
Key Questions
- 1When is an estimate more useful than an exact count?
- 2How can we use a benchmark of five or ten to guess a larger total?
- 3What language can we use to describe the difference between two quantities?
NCCA Curriculum Specifications
NCCA: Primary - NumberNCCA: Primary - Comparing and Ordering
Class/Year: 1st Class
Subject: Foundations of Mathematical Thinking
Unit: Number Mastery and Place Value
Period: Number Sense
Suggested Methodologies
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