Addition Models
Subtraction Models
Rounding
Counting Money
Addition and Subtraction
100
Write two addition number sentences that represent the picture of the base ten blocks.
31 + 24 = 55
24 + 31 = 55
100
Jacob baked 129 cookies for a bake sale.
• He placed 58 cookies in a box.
• He placed 45 cookies in a plastic bag.
• He placed the rest of the cookies in a tray.
Which strip diagram can be used to determine the number of cookies Jacob placed in the tray?
D.
100
Represent the number 258,251, using an x. Use the number line to round the number 258,251 to the nearest 10,000.
260,000
100
Davis had $5 in his pocket. He spent $4.65 on a toy car. The amount of money he has left is shown below.
How much money does Davis have left?
A. 55¢
B. $1.35
C. 35¢
D. 45¢
C. 35¢
100
Santiago is 5 years old. His mother is 21 years older than him. Santiago’s father is 4 years older than Santiago’s mother. How old is Santiago’s father?
A. 20
B. 22
C. 19
D. None of the above
D. None of the above
200
On Monday a school cafeteria served nachos, salads and hot dogs.
• The cafeteria served 129 nachos.
• The cafeteria served 85 hot dogs.
• The cafeteria served 283 pizzas.
Which expression can be used to determine how many total meals the school cafeteria served?
A 129 – 85 + 283 =
B 283 + 129 + 85 =
C 283 + 85 – 129 =
D 129 – 283 – 85 =
B 283 + 129 + 85 =
200
Brian had a bag with 350 water balloons. He and his friends used 156 water balloons. He gave 30 water balloons to his sister. Which equation can be used to determine the number of water balloons Brian has left?
A 350 + 156 – 30 =
B 350 – 156 + 30 =
C 350 + 156 + 30 =
D 350 – 156 – 30 =
D 350 – 156 – 30 =
200
Ms. Coyle had 312 pencils at the beginning of the year for her students to use. By the middle of the year, they had used 127 of the pencils. Which expression can be used to find about how many pencils Ms. Coyle had left, if the numbers are rounded to the nearest ten?
A. 300 – 200
B. 310 – 120
C. 300 – 130
D. 310 – 130
D. 310 – 130
200
Count the money shown in the problem. Write the amount, using the ¢ sign.
75¢
200
Solve the following subtraction problem.
850 – 347 – 135 =
368
300
Orlando and Gaby purchased sketchbooks for their art class. Orlando’s sketchbook has 114 pages. Gaby’s sketchbook has 86 more pages than Orlando’s sketchbook. Which number line represents the number of pages in Gaby’s sketchbook?
A
300
Jason had $182 to spend at the mall. He purchased a pair of shoes. Jason now has $113. Which expression can be used to determine the cost of the pair of shoes Jason purchased?
A 113 – 182 =
B 182 + 113 =
C 113 + 295 =
D 182 – 113 =
D 182 – 113 =
300
Using the number line, what number would point A be rounded to the nearest 1,000?
13,000
300
Count the money shown in each problem. Write the amount, using the $ sign.
$6.38
300
On Friday, the fireworks stand sold $345 worth of fireworks. On Saturday, the fireworks stand sold $587 worth of fireworks. What is the difference between the amount of money the fireworks stand made on Friday and the amount it made on Saturday?
A. $932
B. $358
C. $232
D. $242
D. $242
400
Hill Elementary collected blankets to donate to a local charity. In October, the school collected 146 blankets. In November, the school collected 219 blankets. Which models represent the total number of blankets Hill Elementary collected?
A
400
Samantha purchased a package with 345 popsicle sticks. She used 127 popsicle sticks to build a tower. Which model represents how many popsicle sticks Samantha has left?
C
400
About how much is 34 + 47 + 56? Round each number to the nearest 10 and estimate the sum.
30 + 50 + 60 = 140
400
Florencia has seven coins that total 86¢. Which set of coins could be Florencia’s coins?
A.
400
The Wave rented different-sized tubes for people to float down the river.
● They rented 125 small tubes.
● They rented 256 medium tubes.
● They rented 575 large tubes.
How many more medium and large tubes did they rent than small tubes?
A. 831
B. 714
C. 706
D. 321
C. 706
500
During a fundraiser, the third graders raised $274 on Friday, $142 on Saturday, and $501 on Sunday. Write a number sentence to represent how much money the third graders raised in those 3 days. Use the strip diagram.
274 + 142 + 501 = $917
500
Diane found 35 shells on the beach at Galveston while there in the summer. Unfortunately, some of the shells broke on the way home. Diane has 23 shells left. Write a number sentence to represent how many shells broke.
35 – 23 = 12 shells
500
A soccer team had 128 ounces of water to drink during their game. They drank 112 ounces of the water. Which is the best way to estimate the amount of water left?
F. 130 + 110
G. 120 – 110
H. 130 – 100
J. 130 – 110
J. 130 – 110
500
Gabriel has three 1-dollar bills, one quarter, and two nickels. How much money does Gabriel have?
A. $3.12
B. $3.25
C. $3.35
D. None of the above
C. $3.35
500
Solve the following addition problem.
47 + 365 + 148 =
560