Vocabulary
A number written as the sum of the place values of each digit based on its place value.
Ex.) 23.104... 20 + 3+ 0.1 + 0..004
Expanded Form
The number you multiply to find a product.
Ex.) 2 x 4 = 8
Factor
Give me a synonym for cold
Freezing, chilly, frigid
3.44 + 1.7
5.14
0.7 xx 0.71
0.497
To approximate a calculation using numbers that are easier to work with.
Estimate
The result of a division problem.
Hint: The answer to a division problem.
Quotient
How many children do I have?
2
1.71- 0.76
0.95
2.8 x 6.3
17.64
The denominator of two or more fractions that have the same denominator.
ex.) 2/7 + 3/7
Common Denominator
The property that says that 8 x 21 is the same as
(8 x 20) + (8 x 1)
Distributive Property
Name a shape with four side and four right angles.
Square or Rectangle
1.9 + 99.41
101.31
5 divided by 0.2
25
The numbers that you combine with another number in an addition expression.
Addend
The numbers you add when you break one of the factors into a sum of its parts.
Ex.) 23 is 20 + 3
Hint: Two words and both words start with the letter p.
Partial Products
How many pairs of wings do bees have?
Two
11.1 - 7.14
3.96
1.8 / 0.02
90
A symbol in an expression that represents a value that may change or be unknown.
Ex.) n + 8 = 12
Variable
A number with digits arranged by place value, there will be a decimal point followed by numbers.
Decimal Number
How many days are in a year?
365
Joel earns $52.50 from selling books. Leo earns $12.34 from selling music. If Joel gives $22.50 to Leo, How much money does Leo have now?
$34.84
12.25 / 2.5
4.9