Vocabulary
whole number
whole number - zero and any positive number that does not have a decimal or fraction
multiple
– the product resulting from multiplying one number by a whole number
How many ones are in 1 ten?
10
What are the two benchmark numbers if I round the number 436 to the nearest tens?
430 and 440
19 +14 =
33
numeral -
numeral - a symbol or a name for a number
addition
- the process of adding two or more numbers together
23>21 What is does this say?
23 is greater than 21
Round 55 to the nearest ten .
(60)
17 - 9 =
8
digit
digit - a single symbol used to make numerals; the digits are: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
subtract
subtract - to take one quantity away from another, to find the difference between quantities
How many hundreds are in one thousand?
10
Round 1847 to the nearest 100
(1800)
23 -9 =
14
place value
place value - the value of a digit depending on its place in a number
difference
difference - the result, or answer, when subtracting one number from another; how much one number differs from another
How many ones are in one thousand?
1000
Round 8,654 to the nearest 1,000.
(9,000)
7 x 8 =
56
benchmark number
benchmark number - multiples of the place we are rounding to
sum
sum - the result, or answer, when adding two or more numbers
what digit is in the ten thousands place in the number
436,508.
3
Round 8,654 to the nearest 1000
What would be the midpoint number?
(9,000)
63/7 =
9