4th grade review

A rectangle has a perimeter of 40 centimeters and an area of 64 square centimeters. Which model would represent this rectangle?

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Trina lives in an apartment. The table shows some of the expenses that Trina paid for three months to live in the apartment.

Which expenses were variable expenses for Trina during these three months?

Check all that apply.

• Rent

• Cable TV

• Water

• Electricty

The table shows the number of miles a family will travel next summer.

Which is the best estimate of the combined number of miles this family will travel next summer?

• 700 miles

• 900 miles

• 1,100 miles

• 2,300 miles

View the shapes below. Mrs. Martinez is sorting the shapes into the same group. Which statement best describes the figures in this group?

• Each figure has only one obtuse angle.

• Each figure has at least one acute angle.

• Each figure has only one pair of parallel sides.

• Each figure has at least one pair of perpendicular sides.

The blank model shown can be shaded to represent 7/10.

Which expression does NOT show a way to represent 7/10 as a sum of fractions?

• 1/10+ 1/10+ 1/10+ 1/10+ 1/10 + 1/10+ 1/10

• 6/10 + 1/10

• 4/10 + 3/10 + 3/10

• 2/10 + 2/10 + 2/10 + 1/10

Lori started to draw an array to help her solve a math problem. She drew one full row and a one full column of the array, as shown.

Which equation represents a problem Lori could solve using this array?

• 14 x 12 =168

• 12 x 13 =156

• 13 x 13 =169

• 13 x 14 =182

If each grid is equal to 1. How much does store P have as a decimal?

• 1.1

• 2.00

• 1.99

• 1.09