Estimation
Subtracting Larger Numbers
Properties of Addition and Multiplication
Choosing Operations
Time and Measurement
100
This is the best estimate of the sum of 28 + 46 when rounding to the nearest 10.
What is 80?
100
This is the difference of 73-25.
What is 48?
100
This is the property that says that we can change the order of the numbers in a multiplication or addition sentence and still get the same answer.
What is the commutative property?
100
This is the operation you would use to solve the following problem: Paul was a starting player on the basketball team. His team won fifteen games and lost seven games. How many games did they play in total?
What is addition?
100
This the larger metric unit for measuring volume (mL or L)?
What is L?
200
This is the best estimate of the sum of 114 + 73 when rounding to the nearest hundred.
What is 200?
200
This is the difference of 62-34.
What is 28?
200
This is the property that says it doesn't matter how we group the parts of a number sentence (or which part we do first) in an addition or multiplication sentence.
What is the associative property?
200
This is the operation you would use to solve the following problem: Bailey and his friends spent a sunny afternoon jumping on the trampoline. Bailey spent a total of 48 minutes jumping on the trampoline, but his friends left after jumping for 32 minutes. How much more time did Bailey spend jumping than his friends?
What is subtraction?
200
This the smaller metric unit for measuring mass (grams or kilograms)?
What is grams?
300
This is the best estimate of the difference of 516-243 when rounding to the nearest hundred.
What is 300?
300
This is the difference of 327-238.
What is 89?
300
This is the property that says that we can use breaking apart strategies to solve tricky addition or multiplication problems.
What is the distributive property?
300
This is the operation you would use to solve the following problem: The video game store received a shipment of new DSi games. They received 42 games and wanted to split them evenly into 6 rows on the shelf. How many games would be in each row?
What is division?
300
School starts at 9:00 a.m. and gets out at 3:30 p.m. This is how long students spend in school each day.
What is 6 hours and 30 minutes?
400
This is the best estimate of the difference of 579-97 when rounding to the nearest 10.
What is 480?
400
This is the difference of 276-96.
What is 180?
400
This is the property that is represented by this problem: 1 + 2 = 2 + 1
What is the commutative property?
400
This is the operation you would use to solve the following problem: Taylor Swift has four CDs. The first CD has 15 songs, the second has 13 songs, the third has 14 songs, and the fourth has 16 songs. How many songs are on all 4 CDs?
What is addition?
400
Basketball practice starts at 5:45 p.m. and ends at 7:20 p.m. This is the total amount of time that the team spends practicing.
What is 1 hour 35 minutes?
500
This is the best estimate of the product of 7 x 19 when rounding 19 to the nearest 10.
What is 140?
500
This is the difference of 410-257.
What is 153?
500
This is the property that is represented by this problem: (2 + 6) + 3 = 2 + (6 + 3)
What is the associative property?
500
This is the operation you would use to solve the following problem: Mom and Dad spent every Friday night at the movie theater. Between the movie, popcorn, and candy, they spent $27 each week. How much do they spend in one month (4 weeks)?
What is multiplication?
500
The Romero family leaves their house at 9:20 a.m. to drive to visit Grandma. They arrive at Grandma's house at 6:15 p.m. This is how long it took to drive to Grandma's.
What is 8 hours, 55 minutes?
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