1.Half the number
- Divide it by 2. (1234.567 / 2 = 617.2835)
2. Expanded form,
-True value of each digit
-1000 + 200 + 30 + 4 + 0.5 + 0.06 + 0.007 = 1234.567
- Wrong! (
3.Write number in words
-One thousand two hundred thirty four and five hundred sixty seven thousandths
4.Rounding numbers
- Look at the given nearest place value...
-Make the numbers that end in 1 through 4 into the next lower number that ends in 0. For example 74 rounded to the nearest ten would be 70.
-Numbers that end in a digit of 5 or more should be rounded up to the next even ten. The number 88 rounded to the nearest ten would be 90.
-Round to the nearest 100: 1200
5. Place value
- What digit is in the tenths place? 0.5
6. Double the number
- Multiply it by two
- 1234.567 x 2 = 2469.134
Here is a number to practice number 1-6: 7455.305
ANSWERS *underlined numbers*
