Problem 361

Problem 361 Using base-ten block, show the following quotients: a. 0.9  ÷ 3 (Hint: Use a sharing model by separating 0.9 into three equal groups.) b. 3 ÷ 0.6 (Hint:…

Problem 360

Problem 360 Using a number line (or metric ruler), show how to find each sum or difference. 1.3 + 1.8   Solution 1.3 + 1.8 = 3.1, as shown in…

Problem 359

Problem 359 The Rental Depreciation Problem. The owner of a rental house can depreciate its value over a period of    years, meaning that the  value of the house declines…

Problem 355

Problem 355 With a partner, discuss the possible advantages and disadvantages of using least common denominators when adding and subtracting fractions. Write two paragraphs summarizing the two parts of your…

Problem 353

Problem 353 Without finding the exact answer, select which of the  following numbers is the best estimate of each sum or difference and justify your choices: – , 0 .…