Multiplying Fractions
1/2 x 2
1
12
1/4 divided by 3
1/12
Three words that help you remember how to divide fractions
keep, change, flip
One half of a cantaloupe was shared equally among 3 people. What fractions of the whole cantaloupe did each person get?
1/6 of the cantaloupe
2/3 x 2/3
4/9
4 divided by 1/9
36
1/6 divided by 12
1/72
Simplify 45/12
3 3/4
If the diameter of a tree trunk is growing 1/4 inch each year, how many years will it take for the diameter to grow 8 inches?
32 years
9/10 x 5/6
3/4
10 divided by 1/8
80
Which number is flipped in 1/8 divided by 5?
5 to 1/5
Will 3 3/4 x 9/10 be greater than, less than, or equal to 3 3/4?
Less than
DOUBLE JEOPARDY!!
Corey has a piece of fabric that is 1/4 yard long. He cuts the length of fabric into 2 equal pieces. Write an expression and find the length in yards of each piece.
1/4 divided by 2= 1/8
1 1/4 x 2 3/4
3 7/16
Explain in steps how to solve 7 divided by 1/8
1) Keep the 7 the same
2) Change the sign to multiplication
3) Flip 1/8 to 8
4) Multiply 7x8=56
1/11 divided by 13
1/143
When you flip a fraction, you are finding its ______.
reciprocal
How many eighths are in 25?
25
4 1/2 x 4 5/6
21 3/4
9 divided by 3/8.
24
Three friends share half of a cake. Write an equation and solve.
1/2 divided by 3= 1/6 of the cake
Reduce 42/48 to lowest terms.
7/8
A farmer owns 24 acres of land. He plans to use 6 acres for an entrance into the farm. The remaining land is split into 1/3 acre lots. How many 1/3 acre lots can he have?
54 lots