Add Fractions
Subtract Fractions
Estimating
Multiply a Decimal by a Whole Number
Multiply Decimals
100
3/5 + 13/15
What is 22/15 or 1 7/15?
100
1 1/6 - 2/3
What is 3/6 or 1/2?
100
What is a reasonable estimate for the difference 5 1/2 - 3 5/9?
a. Between 1/2 and 1
b. Between 1 and 1 1/2
c. Between 1 1/2 and 2
d. Between 2 and 2 1/2
What is (c)?
100
7 X 9.4
What is 65.8?
100
0.3 X 0.09
What is 0.027?
200
Lyric is in a bike club for her school. Last week, the students in the club rode 2 2/3 miles. This week, they rode 1 5/6 miles. How many miles did the students ride in both weeks combined?
What is 4 1/2 miles?
200
Ethan walks 3 1/3 miles on Saturday and 2 4/5 miles on Sunday. How much farther did Ethan walk on Saturday than on Sunday?
What is 8/15 mile?
200
Renae mixes 3 1/2 ounces of blue paint with 1 2/5 ounces of red paint to make purple paint. Estimate how many ounces Renae makes.
What is 3 1/2 + 1 1/2 = 5 ounces?
200
A baby alpaca's fleece grows 1.2 centimeters each month. How much will the baby alpaca's fleece grow in 9 months?
What is 10.8 centimeters?
200
Daphne uses 8.2 feet of wire for a project. Each foot of wire weighs 0.6 ounces. What is the total weight of the wire in ounces?
What is 4.92 ounces?
300
Which pairs of fractions can be added using the common denominator of 24?
a. 5/8 and 1/6
b. 3/7 and 2/3
c. 1/2 and 3/10
d. 3/4 and 7/8
What is (a) and (d)?
300
What number do you add to 3/4 to get 5/6?
What is 1/12?
300
Mrs. McLaughlin is a cook at a restaurant that serves breakfast. On Tuesday, she used 5 9/16 pounds of pancake mix. On Wednesday, she used 4 1/8 pounds of mix. What is a good estimate for how many pounds of pancake mix she uses on both days?
What is 5 1/2 + 4 = 9 1/2 pounds?
300
Owen puts 13 pieces of lumber into his truck. Each piece weighs 6.84 pounds. What is the total weight of all the lumber?
What is 88.92 pounds?
300
Which of the following has a product of 0.195?
a. 0.3 X 650
b. 0.3 X 65
c. 0.3 X 6.5
d. 0.3 X 0.65
What is (d)?
400
Ana is using different colors and lengths of cloth to sew a quilt. Her red cloth is 7/10 yards, white is 1/5 yard, yellow is 2/3 yard, and green is 1/6 yard. What is the total length of all the cloth Ana is using?
What is 52/30 or 1 11/15 yards?
400
Which equation can be represented by the model?
a. 7/12 - 4/7 = 1/4
b. 4/7 - 3/7 = 1/7
c. 7/12 - 1/3 = 1/4
d. 1/4 - 1/3 = 1/12
What is (c)?
400
Micheille is raising a rabbit with her animal club. The rabbit has a mass of 0.435 kg at one month old and a mass of 2.57 kg at one year old. Estimate how much more mass the rabbit has at one year old than at one month old.
What is 0.5 + 2.5 = 3 kg?
What is 0.4 + 2.6 = 3 kg?
400
Tumu works at a sandwich shop. He needs to make 8 sandwiches for a special event. Each sandwich will take 3.2 minutes to make. Create an area model to find the product of 8 and 3.2
3 0.2
8 8 x 3 = 24 8 x 0.2 = 1.6
8 X 3.2 = 25.6
400
Aubrey can travel 10.4 miles on her cross-country skis in one hour. To prepare for her race, she skis 1.2 hours each day. How many miles does Aubrey travel on her cross-country skis each day?
What is 12.48 miles?
500
Declan has three pumpkins of different weights. The pumpkins weigh 4 2/3 pounds, 3 5/8 pounds, and 5 3/4 pounds. Which equations can be used to find the total weights of the pumpkins?
a. 4 8/12 + 3 10/12 + 5 9/12
b. 4 48/72 + 3 45/72 + 5 54/72
c. 4 16/24 + 3 15/24 + 5 18/24
d. 4 2/8 + 3 5/8 + 5 3/8
What is (b) and (c)?
500
Shea's bathroom floor has an area of 3 2/3 square yards. She lays down a rug that covers an area of 1 1/4 square yards. What is the uncovered area of Shea's floor?
What is 29/12 or 2 5/12 square yards?
500
Emma and Paisley both play piano. Last week Emma played for 1 2/3 hours and Paisley played for 4 3/10 hours. What is a reasonable estimate for how many more hours Paisley played than Emma?
What is 4 1/2 - 1 1/2 = 3 hours?
What is 4 - 1 1/2 - 2 1/2?
What is 4 1/2 - 2 = 2 1/2?
500
Which expressions have the same value as the product of 4.6 and 5?
a. 460 X 0.5
b. 460 X 0.05
c. 46 X 5.0
d. 46 X 0.5
e. 0.46 X 50
What is (b), (d), and (e)?
500
Aisley buys 3.5 pounds of cat food for her cat. Each pound of cat food costs $1.26. Aisley wants to know the total cost. Create an area model to show the partial products.
1 0.2 0.06
3 3x1=3 3x0.2=0.6 3x0.06=0.18
0.5 0.5x1=0.5 0.5x0.2=0.1 0.5x0.06=0.03
Partial Products: 3, 0.6, 0.18, 0.5, 0.1, 0.03