Equivalent Fractions
Find the Least Common Denominator of 4 and 5.
20
To add or subtract fractions, the ________________ must be the same.
denominators
In the line plot, what does each X represent?
Each X represents 1 plant.
How many centimeters are in a meter?
100
Write 100 with exponents.
102
True or False:
3/4 is equivalent to the expression 2/4 x 1/4
False
Solve.
1/2 + 2/3
7/6
How many plants were measured?
13
How many milliliters are in a kilometer?
1,000,000
10 x 10 x 10 x 10 x 10 in exponential form is _____.
True or False?
3/4 is equivalent to the expression 3/4 x 10/10
True
To change a mixed number to an improper fraction, you must follow the steps in M.A.D. Name all 3 steps in order.
Multiply
Add
Denominator stays the same
5 km = ___ cm
5,000,000
Write 107 in expanded form.
10 x 10 x 10 x 10 x 10 x 10 x 10
same
2 3/4 - 1 1/8
13/8
How much taller is the tallest plant than the shortest plant?
2 1/8 - 4/8 = 13/8 in. or 1 5/8 in.
2,250 millimeters = ____ meters
2.250 m
106 = ?
1,000,000
Find the value of ? to make the equation true.
4/5 = 4/5 x ?/2
2
Carly’s pumpkin weighs 8/5 as much as George’s pumpkin. Mary’s pumpkin weighs 5/6 as much as George’s pumpkin. Whose pumpkin weighs the most? Why?
Carly's pumpkin weighs the most because 8/5 is greater than 1. Mary's pumpkin weighs the least because 5/6 is less than 1.
Charlie says half of the plants are taller than 1 3/8 in. Do you agree with Charlie?
No.
Only 4 plants are taller than 1 3/8 inches. There are 13 plants and half of 13 is about 6 not 4, so Charlie is incorrect.
Blake drinks 6 cups of coffee during the week. Each cup of coffee is 315 milliliters. How many liters of coffee does Blake drink during the week? Explain or show your reasoning.
1.890 L
10,000,000 = 10?
? = 7