Addition
Subtraction
Multiplication
Division
Models and Situations
100
7.234 + 9
What is 16.234?
100
65 - .076
What is 64.924?
100
1.25 x .008
What is 0.01?
100
18.9 divided by 3.
What is 6.3?
100
Draw a grid that models how to multiply 0.3 x 0.5.
What is 0.15?
200
212 + 13.2 =
What is 225.2?
200
At this time of year the temperature will vary by as much as twenty-nine degrees. Now it is 79.1 degrees. If the temperature drops 13.5 degrees in the evening, what will the temperature be?
What is 65.6 degrees?
200
13.95 x 7
What is 97.65
200
0.6831 divided by 2.3
What is 0.297?
200
Jordan bought a tiny turtle for $1.25 and turtle food for $0.37. He gave the clerk $2. How much change did he get?
What is $0.38?
300
7.4 + 3.9 =
What is 11.3?
300
Steven has $6.57 to spend on a new shirt at a store in Sydney. He likes a shirt that costs $11.99. How much money does he need to borrow to buy the shirt that he likes?
What is $5.42?
300
What is the correct answer to the following problem. 3.4 x .442 a. 15.028 b. 1.5028 c. 150.28 d. 1502.8
What is b?
300
Michelle is running in a 20 kilometer race. After the starting point, there are water stations every 0.8 kilometer. How many water stations are there?
What is 25?
300
Shade a grid that explains how to solve the following problem. .2 divided by 5
What is .04?
400
20.04 + 22.7
What is 42.74?
400
8.14 - 4.91
What is 3.23?
400
Fred Meyer is selling Valentines Candy for 40% off. A bad of Reeses costs 4.50. How much is it after the 40% off?
What is $2.70?
400
Three schools have total populations of 342, 344, and 414. What is the MEAN (average) population of the schools?
What is 366 2/3 or 366.67?
400
Gas costs 1.79 a gallon. I buy 11.4 gallons. Write an equation and solve this problem.
What is 1.79 x 11.4= 20.406 or 20.41
500
It rains .16 of an inch on monday, .35 of an inch on tuesday, and .24 of an inch on Wednesday. How much did it rain in those 3 days?
What is .75 inches?
500
7 - .012 =
What is 6.988?
500
My dinner bill is 84.00. I pay tax of 5 % and then leave a 20 % tip (take 20% of dinner bill + tax). How much is my total?
Tax= $4.20, Tip=$17.64 Total is $105.84.
500
Mike wants to divide 6.42 by 0.2. What should his first step be? and SOLVE.
What is move the decimal in 0.2 one place to the right and the decimal in 6.42 one place to the right? 32.1
500
The Multnomah County Library celebrated Library Lovers Month by giving a book to each elementary student who read at least 10 books during the month. At the end of the month, 59 students had earned books. At a cost of $8.34 per book, how much will it cost to give each student a book?
What is $492.06.