(use answer from 21) If the ribbon costs 10¢ per foot, what is the total cost of the ribbon in dollars? Explain your reasoning, including how you decided where to place the decimal.
3
Question 1
1.
Question 2
2.
The value of the expression: 50 times the difference of 64 and 36
Question 3
3.
Question 4
4.
Divide the sum between 800 and 700 by 5; what is the value of this expression?
Question 5
5.
Question 6
6.
The sum of 4 thirteens and 16 thirteens
Question 7
7.
Question 8
8.
12 times the sum of 6 and 12
Question 9
9.
Question 10
10.
Question 11
11.
Question 12
12.
The value of the expression 12 x (6+12)
Question 13
13.
Question 14
14.
Question 15
15.
Question 16
16.
45 x 30 =
Question 17
17.
4.5 x 30 = ____ tenths x 30 =
Question 18
18.
Multiply using the standard algorithm: 604 x 33
Question 19
19.
Multiply using the standard algorithm: 645 x 405
Question 20
20.
For a field trip, the school bought 45 sandwiches for $6.60 each and 38 bags of chips for $1.25 each.
How much did the school spend in all?
Question 21
21.
Jeanne makes hair bows to sell at the craft fair. Each bow requires .5 yards of ribbon.
a. At the fabric store, ribbon is sold by the foot. If Jeanne wants to make 84 bows, how many feet of ribbon must she buy? Show all your work.
Question 23
23.
A manufacturer is making 1,000 times as many bows as Jeanne to sell in stores nationwide. Write an expression using exponents to show how many yards of ribbon the manufacturer will need. Do not calculate the total.
Write an expression: 50 times the difference of 64 and 36
50 x (64-36)
50 - (64 x 36)
64-36 x 50
Divide the sum between 800 and 700 by 5; write the expression
