Fractions vocabulary
What is the top number called?
Numerator
1/2 =1/6
False
There are 21 students in a class and 1/3 of them are boys. How many boys are in the class?
7
What is an equivalent fraction of 3/5?
6/10 or 9/15
What is the bottom number called?
Denominator
Is it true of false that 2/3=14/21?
TRUE
Are 2/3 and 4/7 equivalent?
No
Which one of the numerators or the denominator must be the same when we add of subtract fractions?
The denominators of 2 of more fractions must be the same for additions and subtractions of fractions to take place
Is it true that 1/4 of a circle is the same as a third of a circle?
False
What are equivalent fractions?
Equal fractions
Is it true that 2/4 is the same as a half?
TRUE
A pizza has 6 slices. How many slices are in 1/3 of a pizza?
2
Are 1/5 and 2/5 equivalent? Why or why not?
No. 1/5 is equivalent with 2/10
Could I multiply only the numerator by a factor for fractions calculations? Why or why not?
NO! "What we do to the top number we must do to the bottom number and what we do to the bottom number we must do to the top number!"
is it true that 25 cents represent 1/4 of $1?
TRUE
My rug is 1/5 of your rug, how long is your rug if mine is 100 ft?
20 ft