Rounding
Adding and Subtracting
Word Problems
Expressions
Vocabulary
100

What is 3.456 rounded to the tenths place?

What is 3.5
100

What is the sum of 2.5 and 3.7?

What is 6.2

100

If you have $5.75 and you spend $2.50, how much money do you have left?

What is $3.25

100

How would you write an expression for the difference of 15.6 and 2.4?

What is 15.6-2.4

100

What is the definition of the word "sum"?

What is.. the result of addition 

200

Round 5.678 to the hundredths place

What is 5.68

200

What is the difference between 10.83 and 4.08

What is 6.75

200

A bag of apples weighs 34.2 pounds, and a bag of oranges weighs 24.98 pounds. What is the total weight of the fruit?

What is 59.18 pounds

200

Greg buys a game for $9.89 and some batteries for $5.49. He pays with a $50 bill. What is the amount of change he should get back?

What is.. $34.62

200

Explain what "difference" is 

What is... the result from subtraction

300

If you have 2.3456, how would you round it to the thousandths place?

What is 2.346

300

Use a drawing to show the sum of 1.83 and 2.45

What is 4.28
300

Write a word problem that involves finding the sum of two decimals and provide the answer.

What is ... Mary walked 2.65 miles on Friday and 3.45 miles on Saturday. How many miles did she walk in all? 2.65+3.45= 6.1 miles

300

How would you write an equation for the difference of 196.6 and 45.92?

What is 196.6-45.92= 150.68

300

What is Commutative Property?

The order of numbers can be rearranged when adding without changing the answer

400

Explain how you would round 0.789 to the nearest whole number

What is 1
400

Show and explain how you would use the Associative Property to add 1.5, 2.1, and 3.5

What is (1.5 +3.5) + 2.1 

The 1.5 and 3.5 gets me to a whole number of 5 and then I add on the 2.1 to get an answer of 7.1

400

If a book costs $12.99 and you pay $20, how much change do you get back?

What is $7.01 

400

How would you write an expression for the difference of 15.6 and 2.4?

What is 15.6-2.4

400

What is an addend - give an exmaple

What is.. any number that's added to another ex. 5+3 the 5 and the 3 are the addends 
500

Round 467.938 to the hundreds AND round to the tenths

What is 500 

What is 467.9

500

Create a word problem where you are finding a difference

What is .. Maddy walked 18 miles on Monday. Toby walked 30 miles on Wednesday. How many more miles did Toby walk than Maddy? 30-18 = 12

500

Three rock samples have masses of 74.95 grams, 9.72 grams, and 46.52 grams. A scientist estimates the total mass of the samples by rounding each mass to the nearest whole number. Create a list of numbers he will added after he rounds.

What is... 75, 10, and 47

500

Explain the difference between an expression and an equation using examples.

What is... an expression DOES NOT contain an equals sign (5+3). An equation DOES contain and equal sign (5+3=8)

500

What is a quotient 

What is.. the result of a division problem