5.3K Acceleration Lesson #3

Answer explanation

Did you notice you were subtracting?

Did you remember to rename 18 1/2 as a decimal?

Did you line up your numbers correctly?

(total on top minus part you have?) (lined up according to place value!)

Did you remember to unbundle?

Tags

CCSS.7.EE.B.3

The table below shows the number of students in different high schools. (click on the image!)

How many more students attended Blue Cove and Green Hills than Tall Pines and Whispering Meadows?

• 1,102

• 10,323

• 11,421

• 1,098

Answer explanation

Did you add the correct Blue cove and Green hills together and then Tall Pines and Whispering Meadows?

Did you subtract the two sums from each other to find the difference?

Did you line your numbers up correctly according to place value?

Did you remember to bundle/regroup?

Tags

CCSS.4.OA.A.3

Tags

CCSS.5.NBT.B.7

Ayleen bought food from Sonic for lunch. 

She bought a hamburger for $7.56 including tax. 

She bought a small ice cream cone for $1.98, including tax. 

She used a coupon to save 95¢ on her meal.

What is the total amount Ayleen paid for her lunch?

(a)  

Tags

CCSS.7.EE.B.3

Answer explanation

Did you rename 4.5 as a fraction?

Did you make sure your fractions had like units/denominators?

Did you simplify your answer?

Tags

CCSS.7.EE.B.3

 Aiden has six ten-dollar bills and two dimes in his pocket. He spends $21.45 on a DVD and $5.90 on candy. How much money does Aiden have now?

(a)  

Tags

CCSS.4.MD.A.2

While cleaning his room, Nathaniel found 7 cents on his desk, 98 cents under his bed, and 2 dollars and 4 cents in his closet. What is the total amount of money Nathaniel found?

• $2.09

• $3.09

• $3.72

• $4.08

Tags

CCSS.4.MD.A.2

The table below shows the number of students in different high schools. 

What is the combined amount of students who attend the high schools?

(a)  

Tags

CCSS.4.OA.A.3