Fractions
A part of a whole.
1/2 x 2/3 =
1/3
1/2 by 1/2 =
1
Amy ran 2/3 km. Vickie ran 4 2/3 times as far. How far did Vickie run?
3 1/9km
Can you simplify 2/4?
Yes, it's 1/2
What is the top number in a fraction called?
Numerator
2/5 x 3/4 =
3/10
2/3 by 4/5 =
5/6
Kyle had 3 pizzas and cut each pizza into 8 equal slices. How many slices did Kyle have in total?
24 slices
Can you simplify 25/30?
Yes, it's 5/6
Denominator
9/11 x 1/3 =
3/11
4 by 2/3 =
6
Annie has two pies and cuts each pie into sixths. How many 1/6 pie slices does she have?
12
Can you simplify 34/51?
Yes, it's 2/3
What is a common multiple?
A number that is a multiple of two or more numbers
1 2/3 x 2 =
3 1/3
2/5 by 3 =
2/15
Three girls share 8m of fabric equally How many meters of fabric does each girl get?
8/3 or 2 2/3m
Can you simplify 11/35?
No
What is a common multiple of two or more denominators?
Common denominator
12 3/5 x 2/3 =
8 2/5
4 by 3/4 then by 1/2 =
10 2/3
Harry's house is 12km from school. Max's house is 1 3/4 as far from school as Harry's house. How far is Max's house from school?
21km
What is the least common multiple for: 33 and 45
495