Adding Decimals
Subtracting Decimals
Adding Fractions
Subtracting Fractions
Bonus Category
100
What do you have to remember to do when you add decimals?
Line up your place values!
100
9.75 - 6.23
3.52
100
7/8 + 1/2 =
1 3/8
100
8/9 - 1/3 =
5/9
100
The expression (8 × 1,000) + (4 × 100) + (7 × 1/10) + (3 × 1/1000) shows a number written in expanded form. Use the expression to write the number in decimal form.
8,400.703
200
1.23 + 4.56
5.79
200
A student earned $5.99 mowing lawns for her neighbors. She bought lunch for $2.75. How much money does she have left?
$3.24
200
1 3/4 + 4 5/6 =
6 7/12
200
1 3/4 - 1/2 =
1 1/4
200
Solve and write as a decimal:
6/10 + 8/10 + 2/100
1.42
300
What is the sum (written in decimal form) of three tenths and five hundredths?
0.35
300
Three grapes weigh 2.86 ounces, 1.98 ounces, and 2.68 ounces. What is the difference between the weights of the heaviest grape and the lightest grape?
0.88 ounces
300
The model below represents the sum of two mixed numbers.
Write an equation that shows the sum represented by the model.
2 1/6 + 1 3/5 = 3 23/30
300
Jake buys 1 1/2 yards of cloth. He uses 2/3 yard for a craft project.
How much cloth, in yards, does Jake have left?
5/6
300
If there is nothing in a place value, what can you put there to help line up your numbers?
Place value holder = 0
400
If Mrs. Piper's kids earn $1.25 for doing the dishes and $0.95 for taking out the trash, how much money have they earned for the day?
$2.20
400
It rained 0.9 inch on Tuesday and 0.12 inch on Thursday. Lacey draws this model to find how much more rain fell on Tuesday than on Thursday.
What equation does the model represent?
0.9 - 0.12 = 0.78
400
Kristin has 3 2/3 yards of plaid ribbon. She has 2 5/6 yards of polka-dot ribbon.
How many yards of ribbon does Kristin have in all?
6 3/6, or reduced to 6 1/2 yards
400
Kristin has 3 2/3 yards of plaid ribbon. She has 2 5/6 yards of polka-dot ribbon.
How much more plaid ribbon than polka-dot ribbon does Kristin have?
5/6 more yards of plaid ribbon than polka-dot ribbon
400
Raj weighs five books and rounds the weights to the nearest tenth.
Which of the weights round to 1.5 pounds?
Choose all the correct answers.
A) 1.48 pounds
B) 1.42 pounds
C) 1.45 pounds
D) 1.58 pounds
E) 1.52 pounds
A, C, E
500
Charles’s fit bit records his walking time. On Monday, he spends 5.08 hours walking. On Wednesday, he spends 3.84 hours walking. On Friday, he spends 0.7 hours walking.
What is Charles’s total walking time?
9.62 hours
500
Draw a bar model to represent 2.56 - 1.87
500
Stacie runs 1 2/3 miles on Monday, 1 5/6 miles on Wednesday, and 1 4/9 miles on Friday.
How many miles did she run in all?
4 17/18 miles
500
Liam mixed together 1 1/4 quarts of orange juice and 2 1/2 quarts of pineapple juice. Then he added 1 1/2 quarts of seltzer to make punch.
How much more juice than seltzer did Liam use to make punch?
2 1/4 quarts more juice than seltzer
500
A student who shall not be named steals all of Mrs. Piper's dry erase markers and sells them to Mrs. Tallman, who pays the student 8 dollar bills, 2 quarters, a nickel, and 4 pennies.
Later, that student uses some of their ill-gotten gains to buy a toy for $2.98 plus $0.22 sales tax.
How much money does the student still have?
$5.39