Determine the closest ten. – If the number in the ones place is 5 (halfway between the two tens), round the number to the higher ten.
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Knowledge of place value is essential when comparing numbers.
Recording the numeral when using physical and pictorial models leads to an understanding that the position of each digit in a numeral determines the size of the group it represents.
The student, given up to 110 objects, will a) group a collection into tens and ones and write the corresponding numeral; b) compare two numbers between 0 and 110 represented pictorially or with concrete objects, using the words greater than, less than or equal to; and c) order three or fewer sets from least to greatest and greatest to least.
The student will a) read, write, and identify the place and value of each digit in a nine-digit whole number; b) compare and order whole numbers expressed through millions; and c) round whole numbers expressed through millions to the nearest thousand, ten thousand, and hundred thousand.
Compare two numbers between 0 and 110 represented pictorially or with concrete objects, using the words greater than, less than or equal to. (b)