Algebraic Equations

Writing Expressions

100

7 decreased by a number k is 5

7 - k = 5

200

The sum of 11 and a number j is 20

11 + j = 20

300

The difference between 100 and a number p is 15

100 - p = 15

400

The quotient of 10 and a number x is 5

10 ➗ x = 5 

500

The product of a number x and 8 is 40

8x = 40

Addition Equality

100

b + 12 = 22

b = 10

200

d - 8 = 25

25 + 8 = 33

D = 33

300

n - 13 = 23

23 + 13 = 36

n = 36

400

8.9 = c - 7.3

8.9 + 7.3

c = 16.2

500

Sophia has n jerseys. Her friend has 10. In total they have 25. How many does Sophia have?

n + 10 = 25

25 - 10

n = 15

Subtraction Equality

100

K - 5 = 20

20 + 5 = 25

K = 25

200

p + 13 = 33

33 - 13 = 20

p = 20

300

n - 32 = 16 

16 + 32 = 48

n = 48

400

75 = n - 25

75 + 25 = 100

n = 100

500

50 = d - 45

50 + 45 = 95

d = 95

Am I Equal?

100

g - 9 =24;   g = 35

G = 24 + 9 = 33  NO

200

5 + 4 = 4 + 1 + 4

9 = 9 yes

300

2 + p = 15;   p = 13

2 + 13 = 15 ; yes

400

x + 5 = 25;  x = 25

25 + 5 = 30

No

500

25 + 5 + y = 20; y = 10

25 + 5 + 10 = 40

No

Random Questions

100

How many games are played in 1 Major League Baseball season?

162

200

Which Planet in our solar system has the most moons

Saturn

300

What is the longest river in the world?

The Nile

400

How many dots appear on a pair of dice?

42

500

What is the smallest unit of matter?

an Atom