Expressions
The expression for this sentence:
40 times the sum of 28 and 72
What is 40 x (28 + 72)?
Solve using the standard algorithm:
983 x 22
What is 21,626?
Estimate, then solve using the standard algorithm.
3.2 x 41
What is 3 x 40 = 120; 131.2?
Eric’s goal is to walk 2.75 miles to and from the park every day for an entire year. If he meets his goal, how many miles will Eric walk?
What is 1,003.75 miles?
Is this equation correct or incorrect?
44 × 20 × 10 = 440 × 2
What is no, it is not correct?
The expression for this sentence:
15 times the sum of 1 and 9
What is 15 x (1 + 9)?
Solve using the standard algorithm:
516 x 36
What is 18,576?
Estimate, then solve using the standard algorithm.
0.54 x 62
What is .5 x 60 = 30; 33.48
A small female gorilla weighs 68 kilograms. How much does she weigh in grams?
What is 68,000 grams?
Tia cut a 4-meter 8-centimeter wire into 10 equal pieces. Marta cut a 540-centimeter wire into 9 equal pieces. How much longer is one of Marta’s wires than one of Tia’s?
What is 19.2 centimeters?
The value of this expression:
(3 x 15) + (17 x 15)
What is 300?
Solve using the standard algorithm:
621 x 90
What is 55,890?
Estimate, then solve using the standard algorithm.
6.83 x 683
What is 7 x 700 = 4,900; 4,664.89?
A coyote weighs 11.3 pounds. Convert the coyote’s weight to ounces.
What is 180.8 ounces?
The Canadian side of Niagara Falls has a flow rate of 600,000 gallons per second. How many gallons of water flow over the falls in 1 minute?
What is 36,000,000 gallons of water?
The expression for this sentence:
Divide the difference between 1,300 and 400 by 5.
What is (1,300 - 400) / 5?
Solve using the standard algorithm:
417 x 243
What is 101,331?
Estimate, then solve using the standard algorithm.
7.06 x 208
What is 7 x 200 = 1,400; 1,466.48
The length of the diving board is 378 centimeters. What is its length in meters?
What is 3.78 meters?
Round the factors and estimate the product; then solve.
425 × 9,311
What is 400 x 9,000 = 3,600,000 AND 3,957,175?
The value of this expression:
(1,300 - 400) / 5
What is 180?
Solve using the standard algorithm:
615 x 307
What is 188,805?
Estimate, then solve using the standard algorithm.
151.46 x 555
What is 150 x 600 = 90,000; 84,060.3
The length of the flower garden is 529 centimeters. What is its length in meters?
What is 5.29 meters?
Idina's dog had six puppies! When Idina and her sister weighed all of the puppies together, they weighed 4 pounds 2 ounces. Because all of the puppies are almost the same size, about how many ounces does each puppy weigh?
What is about 11 ounces?