Bellringer 9/18/23 Unit Rates & Rational Numbers

What is the least common denominator you could use to subtract 1/3 and 1/4?

• 3
• 4
• 24
• 12

What is the least common denominator of 1/2 and 3/7?

• 2
• 14
• 7
• 28

Convert into an improper fraction.

• 28/7
• 29/4
• 29/7
• 7/1

Yao drank ¹¹ /₄ bottles of water during a soccer game. What is the number expressed as a mixed number?

• 3 ¹/₄
• 2 ³/₄
• 2 ¹/₂
• 2 ¹/₄

Solve:
½ + ⅖

• 9/10
• 1/2
• 5/10
• 4/10

1/4 + 5/8

• 2/8
• 6/12
• 3/4
• 7/8

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

4/5 - 1/20 = 

• 0
• 20/15
• 3/15
• 15/20

1/2 x 3/4 (simplify if needed)

• 3/8
• 3/4
• 4/6
• 3/2

Find the product.

• 9/24
• 9/28
• 6/32
• 1/28