MATH 7.ns

Multiplying Fractions

100

Triple Points

1/2(1/2)

1/4

200

Steal 500 Points

3/4(2/3)

6/12 or 1/2

300

5/2(5/10) 

SIMPLIFIED

1 1/4

400

1 2/3( 2 1/2)

10/6 or 1 2/3

500

5 (6 1/3)

SIMPLIFY (FRACTION)

31 2/3

Multiplying Decimals

100

-1000

7(3.6)

25.2

200

4(8.5)

34

300

12.4(6.3)

78.12

400

15.7(9.8)

153.86

500

125.6(4.2)

527.52

Multiplying + and - numbers

100

+500

0 (-345)

0

200

10(-4)

-40

300

Triple points

-1(-1)(-1)(-1)

1

400

(-2)(-3)(-2)

-12

500

-(-20)(2)

40

Vocabulary

100

Steal 500 from team with most points.

What is product?

The result/answer of a multiplication problem. 

200

-400 :(

What is a factor?

1 or more numbers being multiplied together. 

300

a negative times a positive or a positive times a negative equal?

Negative

400

The (-) sign can also be known as what. 

"opposite"

500

Why does a negative times a negative equal a positive?

We are finding the opposite of the opposite of the given number. 

CHALLENGE

100

+1000 if correct

Naomi is finding three integers, p, q, and r.
She knows that p is negative.

• The product of p and q is −24.

• The product of p and r is −36.

• The product of q and r is 54.

What are the values of p, q, and r?
Show your work. 

6, -6, 4, -4, 9, -9

Answer:
p = −6
q = 4
r = 9

200

Quadra Points

Leo is solving a number puzzle that involves three integers, r, s, and t.
He knows that r is negative.

• The product of r and s is −21.

• The product of r and t is 9.

• The product of s and t is −27.

What are the values of r, s, and t?
Show your work.

3, -3, 7, -7

Answer:
r = −3
s = 7
t = −3

300

Triple Points

Ariana is working with three integers, x, y, and z.
She knows that x is negative.

• The product of x and y is −10.

• The product of x and z is 15.

• The product of y and z is −15.

What are the values of x, y, and z?
Show your work.

Answer:
x = −5
y = 2
z = −3

400

Double Points

Diego is solving a number puzzle that involves three integers, m, n, and p.
He knows that m is negative.

• The product of m and n is −18.

• The product of m and p is 12.

• The product of n and p is −8.

What are the values of m, n, and p?
Show your work.

m = −6
n = 3
p = 4

500

Mia is working on a number puzzle that involves three integers, a, b, and c.
She knows that a is negative.

• The product of a and b is −12.

• The product of a and c is −15.

• The product of b and c is 20.

What are the values of a, b, and c?
Show your work.

a = −3
b = 4
c = 5