3rd Grade Math
how many groups of 9 are in 72?
8 groups of 9 because
72 ÷ 9 = 8
a circle is cut into 8 equal sized parts. what fraction of the circle is each part?
1/8
what is the number 88,678 rounded to the nearest thousand?
89,000
a square has side lengths of 3 feet. what is the area of the square?
9
squares have the same length and width so
3 x 3 = 9
what fraction is equivalent to 2/8?
1/4
which comparison is true?
a. 1/4 < 2/8
b. 1/3 > 3/6
c. 3/6 = 5/8
d. 2/3 = 4/6
d. 2/3 = 4/6
multiply the numerator and denominator by 2.
2 x 2 = 4
3 x 2 = 6
mr. john buys 5 packs of notebooks. each pack has 6 notebooks. he gives an equal number of notebooks to each of his 3 children. how many notebooks does each child get?
a. 8
b. 10
c. 11
d. 14
b. 10
5 packs x 6 in each pack = 30 total notebooks
30 notebooks ÷ 3 children = 10 notebooks each
what value is equivalent to 700,000 + 5,000 + 200 + 10 + 9?
705,219
What is the product of 24 x 11?
264
which expression is equivalent to 4 x (3 x 2)?
a. 2 + (3 + 4)
b. 3 x (4 x 2)
c. 2 x (4 + 3)
d. 3 + (2 x 4)
b. 3 x (4 x 2)
if it is all multiplication, it does not matter in which you multiply the numbers.
which statement about an acute triangle is true?
a. it has one angle that is exactly 90 degrees
b. it has one angle the is greater than 90 degrees
c. it has angles that are each less than 90 degrees
d. it has angles that are each greater than 90 degrees
c. it has angles that are each less than 90 degrees
remember:
acute angles are less than 90 degrees
right angles are 90 degrees
obtuse angles are greater than 90 degrees
What is the product of 432 and 6?
2,592
a rule was used to create the number pattern shown below.
?, 9, ?, 21, 27
what two numbers are missing from the pattern?
a. 3 and 12
b. 3 and 15
c. 6 and 12
d. 6 and 15
b. 3 and 15
3, 9, 15, 21, 27
add by 6 every time, starting at 3.
what is the rule for the number pattern down below?
64, 32, 16, 8, ...
divide by 2
64 ÷ 2 = 32
32 ÷ 2 = 16
16 ÷ 2 = 8
and so on..
what is the value of 7,225 ÷ 6?
1,204 remainder 1