Unit Vocabulary
What do mathematicians call a math sentence with an equal sign? Example: 1/3 x 2/5 = 2/15
It is called an EQUATION
4 x 1/3 = n
What is the value of n?
n = 4/3 or 1 1/3
1/2➗ 3 = n
n = 1/6
A pan of mac and cheese is 1/2 full. Tami eats 1/4 of the remaining mac and cheese. What fraction of the whole pan did Tami eat?
She ate 1/8 of the pan.
write an expression for Exhibit A
1/3 x 1/8
What is the answer to a division problem called?
It is called the QUOTIENT
1/2 x 1/5 = n
n = 1/10
1/2➗ 6 = n
n = 1/12
Jackie and her 2 sisters equally share 1/2 pan of mac and cheese. What expression matches this situation?
1/2 ➗ 3
Bonus: each sister gets 1/6 of the pan
Write an equation for exhibit B.
2/6 x 4/5 = 8/30
12➗3 = 4. What is the mathematical word for the 12 in a division equation called?
It is called the DIVIDEND.
Which expressions are equivalent to 6/5?
a. 6 x 1/5
b. 3 x 2/5
c. 1/5 x 6
d. all of the above
d. ALL of the expressions are equal to 6/5.
4 ➗ 1/5 = n
n = 20
One serving of apple juice is 1/5 liter. The container of juice holds 2 liters. How many servings are in the container. Solve this situation and write the equation.
2 ➗ 1/5 = 10
Write an expression for exhibit E
1/5 ➗ 1/3
Bonus: The quotient is 1/15
12➗3 = 4 What is the mathematical word for the 3 in a division equation called?
It is called the DIVISOR
3/5 x n = 15/30
n = 5/6
Write an equation for Exhibit F
1/3 ➗ 1/3 = 1/9
Write a story problem that matches exhibit D
Example: Mrs. Paschall baked a pan of lasagna. 1/3 of it was left after dinner. 4 of her friends shared the leftovers. How big of a piece of the pan did each person get?
Write an equation for exhibit C.
3/4 x 7/5 = 21/20