Comparative Pricing and Estimation Problems

The video tutorial covers four math problems. It starts with estimating the value of an expression by rounding numbers. Next, it explores calculating the possible area of a rectangle with rounded dimensions. The third problem involves comparing discounts at different stores to find the best deal. Finally, the tutorial demonstrates converting a repeating decimal into a fraction using a specific procedure.

What is the best estimate for the expression 32,629 times 484 divided by 306,751?

• 50

• 100

• 200

• 150

If a rectangle's dimensions are rounded to the nearest whole number, what could be a possible area if the given area is 8 square inches?

• 5.25 square inches

• 6.75 square inches

• 8.5 square inches

• 7.5 square inches

Tags

CCSS.6.RP.A.3C

Which store offers the best deal if Samantha wants to buy two games with a manufacturer's price of $20 each?

• Store 1: $4 off each game

• Store 2: 30% discount on each game

• Store 3: 1/3 off the price of two games

• Store 4: Buy one, get the second at half price

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

How do you convert the repeating decimal 0.12561256 into a fraction?

• 1256/1000

• 1256/999

• 1256/10000

• 1256/9999

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1