Answer:
35
Step-by-step explanation:
14+21=7(2+3)=7(5)=35
Answer:
incorrect; 2½ ÷ ¾ = 3⅓; 2½ ÷ ⅜ = 6⅔; six
Step-by-step explanation:
Assume that Trey's number line model is like the first one below.
That model is incorrect.
The distance from 0 to 1 has four tick marks, so each mark represents the fraction ¼.
Trey is jumping three of them (¾) at a time.
Trey's number line represents the expression
2½ ÷ ¾ = 3⅓
The correct number line model is the second one below.
It represents the expression
2½ ÷ ⅜ = 6⅔
Ms. Nellies has enough vinegar for six groups of students
Answer:
A is the answer
Step-by-step explanation:
P=(9-7(.75))/(.38)
p=(9-5.25)/.38
p=3.75/.38
p=9.86
"Pieces" are integers so only 9 pieces .38yd are cut