Vocabulary
The answer to an addition problem is called the (sum, product).
sum
Identify the solution of the equation from the list given.
b + 12 = 16; 2, 3, 4,
4
Identify the solution of the equation from the list given.
23 = 30 − g; 6, 7, 8
7
Identify the solution of the equation from the list given.
6w = 48; 6, 7, 8
8
Identify the solution of the equation from the list given.
63/x=7; 6, 8, 9
9
The answer to a division problem is called the (difference, quotient).
quotient
Solve
y + 7 = 18
11
24 = m – 15
39
Solve
13g = 156
12
Solve
x/2=20
40
Addition/subtraction and multiplication/division are (equal, inverse operations).
inverse operations
Solve
y + 3/8 = 3/4
3/8
Solve
h – 6.5 = 15
21.5
Solve
3/7d=5/14
5/6
Solve
7.6 = x/12
91.2
An (expression, equation) is a mathematical sentence showing two expressions are equal.
equation
In a game, Halley has 35 cards. This is 12 more cards than Felix. Write and solve an addition equation to find the number of cards Felix has.
x + 12 = 35; 23 cards
After buying a jacket that cost $47, Marilyn had $6 left in her wallet. Write and solve a subtraction equation to find the amount of money Marilyn had in her wallet before she bought the jacket
x - 47 = 6 OR x - 6 = 47; $53
Emiko needs to go to the dentist. It takes her 70 minutes to get there if she rides her bike. This is twice the time it would take if she took the bus. Write and solve a multiplication equation to find how long it takes Emiko to get to the dentist by bus.
2x=70; 35 minutes
Steve and John are sharing a package of baseball cards. Each boy gets 18 cards. Write and solve a division equation to find how many total baseball cards were in the package.
x/2=18; 36 cards
A numerical answer stating what the variable equals is called the (sum, solution).
solution
Isaiah earned 96 points on his math test. This is 11 points more than the number of points he earned on his history test. Write and solve an addition equation to find the number of points Isaiah earned on his history test.
x + 11 = 96; 85 points
The difference between the greatest and least weights of puppies in a shelter is 28 pounds. The lightest puppy weighs 4 pounds. Write and solve a subtraction equation to find the weight of the heaviest puppy.
x - 28 = 4 OR x - 4 = 28; 32 pounds
Tomás earned $38.25 for cleaning the garage. He was paid $4.25 per hour. Write and solve a multiplication equation to find how many hours it took him to clean the garage.
4.25x=38.25; 9 hours
There were 214 students that voted for Jamison to be the student council president. This is one third of the number of students that voted. Write and solve a division equation to find the number of students who voted.
x/3 = 214; 642 students