4th Grade Review
Explain these three terms. You must get all 3 right to earn points!
acute =
obtuse =
right =
acute = angle measuring less than 90 degrees
obtuse = angle measuring more than 90 degrees
right = angle measuring exactly 90 degrees
There were 34 kids in the cafeteria. 6 kids can sit at a table. How many tables were full?
5 tables
True or False
1/2 < 1/3
False
1/2 = 3/6
1/3 = 2/6
3/6 is greater than 2/6
The width of a square playground is 20 feet. What is the area of the playground in square feet?
400 square feet
Write 0.7 in word form
Seven tenths
Hallel put a pie in the oven at 5:15 P.M. He took the pie out of the oven 55 minutes later. At what time did Hallel take the pie out of the oven?
6:10 P.M.
Lily invited twelve people to her birthday party. If she and her friends went to Sky Zone and each ticket cost $12, how much did her parents pay for the whole group to play?
13 x $12 = $156
Place in order from least to greatest
8/7 1/3 4/5
1/3 4/5 8/7
Write this number in expanded notation.
7,308,009
(7 x 1,000,000) + (3 x 100,000) + (8 x 1,000) + (9 x 1)
Bonus 200 points!
What is 8 hundredths in decimal notation?
0.08
What is the value of the number 6 in the following number?
1,456,789
6,000
A large envelope contains only $5 bills. The total value is $2,435. How many $5 bills are in the envelope?
2,345 divided by 5 = 487
How can the fraction 3/7 be written as the sum of two fractions?
2/7 + 1/7
The perimeter of an hexagon is 18 inches. Each side of the hexagon is the same length. What is the length of one side of the hexagon?
3 inches
Bonus 200 points!
Put these in order from greatest to least:
0.8 0.09 1.1 0.79 0.91
1.1 0.91 0.8 0.79 0.09
Bonus 200 points!
A number has 49 tens and 29 ones. What is the value of the number?
490 + 29 = 519
Bonus 200 points!
What is the product of forty-five and eight? Spell your answer.
45 x 8 = 360
three hundred sixty
Write two fractions equivalent to 1/2.
Answers will vary.
2/4, 3/6, 4/8, 5/10, 6/12, etc.
Write this number in word form
12,076,811
twelve million, seventy-six thousand, eight hundred eleven
Put these numbers in order from least to greatest:
2.3 3.2 3.02 2.03 0.23 0.03
0.03 0.23 2.03 2.3 3.02 3.2
Bonus 200 points!
Round 432,756 to the nearest ten thousand.
430,000
The fourth-grade classes at a school made flowers to decorate the cafeteria. There are 5 fourth-grade classes at this school.
*To make each flower, 4 sheets of paper were used.
*The classes used a total of 300 sheets of paper.
*Each class made the same number of flowers.
How many flowers did each fourth-grade class make?
300 divided by 4 = 75; 75 divided by 5 = 15
Each class made 15 flowers.
Bonus 200 points!
4 friends mow the lawn.
Meir mowed 1/4. Jonah moves 1/8. Lev mowed 2/8. Winston mowed 3/8. Who mowed the most grass?
Who is Winston?
The length of a rectangle is 14 inches and the width is 12 inches, what is the area?
168 inches
What is this number in decimal form?
4 and 6 hundredths
4.06
Bonus 200 points!
What type of triangle has perpendicular sides?
A right triangle
Bonus 200 points!
Simplify 48/78
8/13
Mila, Stella, and Abby ate an entire pie together. Mila ate 2/9 of the pie. Stella ate 3/9 of the pie. What fraction of the pie did Abby eat?
4/9
Mr. Sender wants to put a fence around his rectangular-shaped yard. The width of the yard is 65 feet. The length is 122 feet. How many feet of fencing does Mr. Sender need?
122 + 65 = 187
187 x 2 = 374 feet
What is the value of the 7 in this number:
3.207
0.007 (seven thousandths)
Bonus 200 points!