3rd Grade Math
On a clock, what time would it be if the big hand is on the 6 and the small hand is on the 4?
4:30
Madi has 36 lip glosses. She buys a container that holds 4 each. How many containers does she need to hold all of her lip glosses?
36 ÷ 4 = 9 containers
Show a rectangle that shows three-fourths.
Rectangle split into 4 equal parts with 3 of the 4 parts shaded.
Write a related multiplication and addition sentence.
4 groups of 4
___ + ___ + ___ + ___ = ___
___ x ___ = ___
4 + 4 + 4 + 4 = 16
4 x 4 = 16
Round each number to the nearest ten?
24
65
20
70
What is the area and the perimeter of a rectangle that has a width of 4 ft. and a length of 8 ft.?
Area = 4ft. x 8ft. = 32 sq. ft.
Perimeter = 4 ft. + 8 ft. + 4 ft. + 8 ft. = 24 ft,
Rosy has $28 to spend at the book store. If each book costs $7, home many books can Rosy buy?
28 ÷ 7 = 4 books
Compare
3/4 and 2/4
3/4 > 2/4
Solve:
3 x 9 =
6 x 4 =
9 x 8 =
12 x 4 =
3 x 9 = 27
6 x 4 = 24
9 x 8 =72
12 x 4 =48
Round the following numbers to the nearest hundred.
473
2,305
500
2,300
7,568
+3,587
11,155
Grandma has a square garden. Each side of the garden is 10 feet long. How many feet of fence will she need to put around the whole garden?
P = 10 ft. + 10 ft. + 10 ft. + 10 ft. = 40 ft.
Write the fractions in order from least to greatest.
1/2 , 1/4, 1/8
1/8 < 1/4 < 1/2
Solve:
63 ÷ 7 =
56 ÷ 8 =
48 ÷ 6 =
36 ÷ 4 =
63 ÷ 7 = 9
56 ÷ 8 =7
48 ÷ 6 =8
36 ÷ 4 = 9
Estimate the sum to the nearest hundreds.
299
+199
300
+200
500
What is the value of the 8 in the following number?
8,423
8,000
Brandon and his sister bought supplies from the school store. The cost of the supplies is below. SUPPLY COST Pencil $1 each 이 Notebook $3 each Box of Crayons $4 each Brandon bought 3 pencils and 2 notebooks, while his sister bought 1 box of crayons and 5 notebooks. What is the difference in the cost of the supplies between what Brandon's sister bought and what he bought?
BRANDON
3 pencils x $1 = $3
2 notebooks x $3 = $6
Sister 1 box x $4 = $4 5 notebooks x $3 = $15 $4+ $15 = $19
Difference = $19-$9= $10
Find the equivalent fraction.
1/2 = ?/4
2/4
Draw 18 tally marks. Make 3 equal groups. How many are in each group?
18 ÷ 3 = 6 in each group
Estimate the difference to the nearest hundred.
271
-152
300
-200
100The Scout troop earned $315 washing cars. The troop's expenses were $80. How much profit did the scout troop make from washing cars?
$235
Rick mows lawns in his neighborhood for cash. One weekend, he mowed 3 lawns for $12 each. He spent $7 on gas for his lawnmower. How much money did Rick have left after paying for gas?
Step 1: Find out how much money Rick made mowing 3 lawns. 2 3 x $ 12 = $ 3 made
Step 2: Take away $7 from the money he made cutting the lawns. 36 - 7 = $ 29 left
The girls ate 4/5 of a pizza. The boys ate 5/5 of a pizza. Who ate more of their pizza, the boys or the girls? How much of their pizza did they have left over?
The boys ate 1/5 more of their pizza. The girls had 1/5 left over.
Write 4 equations for the fact family.
45, 5 , 9
45 ÷ 5 = 9
45 ÷ 9 = 5
5x9 = 45
9x5 = 45
Kaleah ran a total of 485 miles last year. This year she only ran 203 miles. Altogether, about home many miles did Bella run this year and last year?
500
+200
About 700 miles