Fill in the chart.
Words
Expression
The Value of the Expression
40 times the sum...
Mathematics, 16.11.2020 20:10, devenaire
Fill in the chart.
Words
Expression
The Value of the Expression
40 times the sum of 32 and 16
(32 + 16) = (32) + 40(16)
1920
Divide the difference between 1,200 and 700 by 10
(1200 - 700) ÷ 10
150
The sum of 5 fifteens and 12 fifteens
12 Fifteens + 5 fifteenths
225
15 times the sum of 24 and 6
Compare the two expressions using , or = . For each, explain how you can determine the answer without calculating.
100 × 6 25 × (4 × 8)
38 × 12 40 twelves – 3 twelves
34 × 36 28 twenty-fours, doubled
Solve. Use words, numbers, or pictures to explain how your answers to Parts (a) and (b) are related.
35 × 30 = b. 3.5 × 30 = tenths × 30 =
Multiply using the standard algorithm. Show your work below each problem. Write the product in the blank.
314 × 33 = b. 246 × 405 =
For a field trip, the school bought 46 sandwiches for $4.60 each and 36 bags of chips for $1.25 each.
How much did the school spend in all?
Jeanne makes hair bows to sell at the craft fair. Each bow requires 2.5 yards of ribbon.
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.
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.
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.
Answers: 1
Mathematics, 21.06.2019 19:30, Riley3833
Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2
Answers: 1
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