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Numeration Test. Wednesday November 5 th. What is on the Math Test?. Understanding whole and decimal numbers Whole numbers to 100 000 Decimals to hundredths 0.9 9 You need to be able to read them and write them (puzzles). Comparing and ordering decimals
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Numeration Test Wednesday November 5th
What is on the Math Test? • Understanding whole and decimal numbers • Whole numbers to 100 000 • Decimals to hundredths 0.99 • You need to be able to read them and write them (puzzles). • Comparing and ordering decimals • Either putting them in order or using inequality signs to show great (or equal values) < > = • Representing Numbers • Numeric form – In Numbers • Model – With Pictures or diagrams
Understanding whole and decimal numbers: Place Value Charts: • Do you know what each whole number represents in “value” 89 721 • Do you know what each decimal number represents in “value”? 0.81
Comparing Numbers What is greater? 21 001 21 000 What is lesser? 0.78 0.87 EXPLAIN HOW YOU KNOW!
Ordering Numbers Put these whole numbers in order from greatest to least. Whole Numbers 6713 15 1212 10 001 67 101 Decimals 0.01 0.22 0.1 0.81 1.1
Representing and Creating Numbers What is the greatest number you can make using the following digits? How do you know? 2 1 9 9 0 You can add a decimal. Now what is the smallest number you can make?
Numeration Puzzles What number am I? I am a 4-digit number. In my number there are only two different digits. The sum of all my digits is 6. My hundreds digit is less than 2. My tens digit is even. The order of my digits is least to greatest.
Modeling Numbers 1672
Can you models these numbers and explain how you did it? 56 011 12.78