13 tens and 8 ones
13 hundreds 8 tens 7 ones
We’ve practiced rounding numbers to the nearest ten. Today let’s find 132 grams rounded to the nearest hundred.
How many hundreds are in 132 grams? 1 hundred
Draw a tick mark near the bottom of the number line.
To the right, label it 100 = 1 hundred.
What is 1 more hundred? 2 hundredsDraw a tick mark near the top of the number line. To the right, label 200 = 2 hundreds.
What number is halfway between 100 and 200? 150! In unit form, what is the number halfway between 1 hundred and 2 hundreds? 1 hundred 5 tens.
Estimate to draw a tick mark halfway between 100 and 200. Label it 150 = 1 hundred 5 tens.
Look at your vertical number line, is 132 more than halfway or less than halfway between 100 and 200?
132 is less than halfway between 1 hundred and 2 hundreds.
132 rounded to the nearest hundred is? 100.
In unit form. : 1 hundred 3 tens 2 ones rounded to the nearest hundred is 1 hundred.
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