Regroup hundreds as Tens:

8 hundreds 9 tens =

In a poll of the students in mrs. Rodriguez's class, six say they leave within six blocks of school. This amounted to 20% of the class, how many students are in Mrs. Rodriguez's class?

If 10 centimeters equal 1 decimeter and it takes 8dm of shipping paper to wrap a large package. How many cm of paper would be needed?

What is 3/4 plus 1/3 equals?

What are the solutions to the quadratic equation 3 (x - 4) ^2 = 75? a - x = - 9 and x = 1 b - x = - 5 and x = 5 c - x = - 4 and x = 4 d - x = - 1 and x = 9

Rachel bought 7 cookies and 5 muffins. The equation 7c+5m=10.45 represents the amount of money she spent. Jack bought 3 cookies and 1 muffin. The equation 3c+m=3.05 represents how much he spent.

What is 0.80 as a fraction

The skating rink is found at the coordinates of (-3, 1). Jack's house is found 5 units horizontal and to the left of the skating rink. What are the coordinates of Jack's house?

Find the length of the hypotenuse of a right triangle with legs 9.1 and 12.3. Round to the nearest tenth.

Which explanation justifies how the area of a sector of a circle is derived? A. The area of a sector is part of an area of the entire circle. Determine the fraction of the circle that the sector represents and multiply it by the area of the circle.

An office building casts a 90 foot shadow. At the same time of day, a 5 foot woman standing near the building casts an 8 foot shadow. What is the approximate height of the building to the nearest foot?