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Answers Graded A+
Cardinal numbers CORRECT- tell how
many ordinal numbers CORRECT- tell
about order
exponents CORRECT- shows how many times a factor appears
scientific notation CORRECT- powers of 10, the power shows how
many zeros to add at the end of a number. Negative exponent move
comma/decimal to the right, positive exponent move comma/decimal
to the left.
Number places CORRECT- Ones[decimal], tenths, hundredths,
thousandths, ten thousandths, hundred thousandths, millionths, ten
millionths, hundred millionths, billionths
Comparing two numbers CORRECT- line two numbers up vertically by
place value. Start at the left and go until the digits in the same place are
different
Rational numbers CORRECT- numbers that can be written as a
fraction or a ratio, with an integer in the numerator and in the
denominator. They can be written as decimals that terminate or repeat
(because every fraction can be represented as a decimal that
terminates or repeats)
, Equivalent fractions CORRECT- two fractions that stand for the
same number are equivalent. Multiply or divide numerator or
denominator by the same number to create equivalency.
How do you change a mixed number to an improper fraction? ANS:
✔- multiply the whole number and the denominator, then add the
numerator.
addition key words CORRECT- sum, and, more, increased by
subtraction key words CORRECT- less, difference, decreased
by multiplication key words CORRECT- of, product, times
division key words CORRECT- per, quotient, shared, ratio
least common multiple CORRECT- smallest multiple shared by
two numbers
greatest common factor CORRECT- the largest factor shared by
two numbers
Commutative property CORRECT- switch the order of the
problem associative property CORRECT- switch the parenthesis
identity property CORRECT- the sum of any number and 0 is
that number the product of 1 and any number is that number
Distributive Property of Multiplication CORRECT- a(b+c)=ab+ac...
distributing the number outside the parenthesis to each factor inside