4th Grade Review

Laura wants to hang her picture but does not want to make a deep hole in her bedroom wall. Which of these nails is the shortest?

• 7/8 in.

• 3/4 in.

• 5/6 in.

• 11/12 in

Gerald had 281,936 ants in his ant farm. He had spent 3 weeks counting them. One day, the dog knocks the farm off the table, and it breaks. Gerald loses about 1/2 of his ants. What is the first thing Gerald should do to find out quickly how many ants he has left approximately?

• Count the number of ants he has left.

• Divide 281,936 by 2.

• Estimate the total number of ants.

• Divide 281,936 by 3.

The numbers represent liters of juice. Which shows the numbers in order from least to greatest? Use the number line to help you

• 1, 0.9, 0.81

• 0.9, 0.81, 1

• 1, 0.81, 0.9

• 0.81, 0.9, 1

John has 3 pages of stickers. Each page has 3 rows of 4 stickers. Raj has 4 pages of stickers. Each page has 3 rows of 3 stickers. Tajika has 2 pages of stickers. Each page has 6 rows of 3 stickers. Sue Lee has 2 pages of stickers. Each page has 4 rows of 5 stickers. Who does not have the same number of stickers as the other 3 students?

• John

• Raj

• Tajika

• Sue Lee

A store owner wants to pack 5,325 bars of soap in 9 boxes. He says that after packing the same number of bars of soap in each box, six bars of soap will be left. Is he right?

• Yes, because 5,325 ÷ 9 = 591

• Yes, because 5,325 ÷ 9 = 591 R6

• No, because 5,325 ÷ 9 = 592

• No, because 5,325 ÷ 9 = 592 R2

Look at the pattern of zeros in the number sentences.

6 × 100 = 600

21 × 100 = 2,100

38 × 100 = 3,800

Find the product of 750 × 100.

• 75

• 750

• 7,500

• 75,000

Cal received his nickname by being the fastest in his class to calculate. Which expression demonstrates how Cal can use the distributive property to speed up his calculation of 68 × 25?

• 6 × 2 + 8 × 5

• 60 × 25 + 8 × 25

• 60 × 20 + 8 × 5

• 68(2 + 5)

In February, which has 28 days, the Austin airport had 65 planes land each day. In March, which has 31 days, the number of planes landing each day at the airport increased to 79. How many more airplanes landed at the Austin airport in March than in February?

• 2,449 airplanes

• 1,820 airplanes

• 629 airplanes

• 619 airplanes

Look at the model. Which fraction is shown by the model?

• 2 1/2

• 2 3/4

• 3

• 3 1/4

Jodi read a nutrition label and learned that her lunch contained 0.53 grams of sodium. Which fraction is equivalent to 0.53?

• 53/1000

• 53/100

• 53/10

• 5/3