Stage 1 · Numbers & Counting

1.6.3 The nearest ten or hundred

1.6 Number Sense and Approximation: Putting Numbers to Work

Point 3 of 6

1.6.3 The nearest ten or hundred

Core idea

On the number line, 38 sits closer to 40 than to 30, so you say it's 'about 40'

Module goal. Build an intuition for how big numbers are, learn to round to an approximate value, and pave the way for estimating in operations
eastmath.com · 1.6 Number Sense and Approximation: Putting Numbers to Work · 1.6.3 The nearest ten or hundred