what is -12 + 15?
3
what is -3.5 + 2.1 ?
ANSWER: -1.4
ANSWER: 0.25
what is the decimal equivalent of 7/10 ?
ANSWER: 0.7
What is a rational number?
ANSWER: any number that can be written as a fraction a/b where A and B are integers.
What is -8 - (-5)
ANSWER: -3
What is -1/2 +3/2
ANSWER: 1
What kind of decimal does 1/2 represent—terminating or repeating?
ANSWER: terminating decimal
what is 4/5 as a decimal?
ANSWER: 0.8
What do the decimal forms of all rational numbers do?
ANSWER: terminate in zeros or eventually repeat?
What is (-6) x (-7)
ANSWER: 42
What is (-4/13 - 8/13)?
ANSWER: -12/13
what is 1/3 written as a decimal?
ANSWER: 0.3333...
what is 0.25 in percent form?
ANSWER: 25%
Is the decimal (12.56) rational or irrational?
ANSWER: rational (because it is terminating)
what is -48 divided by 6
ANSwER: -8
What do you do when you have two negative symbols back-to-back (like minus a negative)?
Change them to a plus sign
Convert 5/8 into a decimal
ANSWER: 0.625
What is -4/5 as a decimal?
ANSWER: -0.8
What is the additive inverse of (-4.7)?
ANSWER: (4.7)
what is the value of (-2)3 ?
-8
What is 7/9 divided by (-7/3)
ANSWER: -12/13
what is the decimal 0.15 repeating written as a fraction in simplest form?
ANSWER: 5/33
write 0.002 as a reduced fraction.
ANSWER: 1/500
What is the distance between (-5.5) and (2.5) on a number line?
ANSWER: 8 units.