fraction vocab.
Write 11/25 as a decimal
.55
Write 7/10 as a decimal
.7
Write 1 3/8 as a decimal
1.375
6 2/3 plus 3 1/2 (answer in simplest form)
10 1/6
8 3/4 take away 6 1/2 (answer in simplest form)
2 1/4
Write .4 as a fraction or mixed number
2/5
Write .46 as a fraction or mixed number in simplest form
23/50
Find the GCF of 25 and 200
25
Find the LCM of 10 and 25
250
2 2/5 plus 1 1/10 (answer in simplest form)
3 1/2
Write 3.625 as a fraction or mixed number in simplest form
3 5/8
Find the LCM of 2, 7, and 21
42
Find the GCF of 10 and 25
5
10 1/2 take away 2 1/4 (answer in simplest form)
8 1/4
fraction
a number used to name a part of a group or a whole (ex:1/2)
mixed numbers
a number written as a whole number and a fraction or decimal (ex: 31/2 or 3.5)
Numerator
top part of a fraction.Represents how many parts of that whole are being considered
simplifying
reducing to lowest terms or simpler form. (ex: 5/15 simplified to 1/3)
Denominator
the bottom part of a fraction.Represents the total number of parts created from the whole.
greatest common factor (GCF)
the largest number that divides two or more numbers evenly. factors of 12:1,2,3,4,6,12 factors of 16:1,2,4,8,16 greatest common factor is 4
least common multiple (LCM)
the smallest nonzero number that is a multiple of two or more numbers (ex:find the least common multiple of 4,6,8, multiples of 4 are:4,8,12,16,20,24,28,32,36... multiples of 6 are:6,12,18,24,30,36... multiples of 8 are:8,16,24,32,40 so 24 is the least common multiple!!!