Lesson 7.1
Lesson 7.2- 7.3
Lesson 7.4
Lesson 7.5-7.5
Lesson 7.7
100
90 X 90 =
8100
100
Estimate. Tell whether the product is greater than or less than the actual product. 82 x 38=
80 X 40 = 3,200 ; greater than
100
63 x 46 =
2898
100
712 X 87 =
61944
100
1,418 X 14 =
19852
200
34 X 80 =
2720
200
Estimate. Tell whether the estimate is greater than or less than the actual product. $244 x 31=
$200 x 30= $6000; less than
200
$55 X 41 =
$2,255
200
841X96 =
80,736
200
2,983 x 21 =
62643
300
$28 X 40=
$1,120
300
Tamara makes $12 an hour. She worked 28 hours this week. About how much money will she make?
$10 X 30= $300
300
95 X 84 =
7,980
300
$705 X 88 =
$62, 040
300
13,720 x 31 =
425320
400
Jeremy reads 10 books a month. How many books will he read in 2 years.
240 years
400
There are cartons of milk in 10 rows of 8. You remove 4 cartons from each of 5 rows. How many cartons are left?
60 cartons
400
Julio scores 18 points in each basketball game. If there are 14 games in a season, how many points will Julio score?
252 points
400
A school bought 35 microscopes at a $125 each for the science lab. What was the total coast?
$4,375
400
$39,402 X 48 =
$1,891,296
500
There are 30 students in each class. There are 27 classrooms. How many students are there?
810 students
500
Joan saved $8 the first week, three times that the second week, and $15 the third week. How much did she save in three weeks?
$47
500
Kittens can run up to 31 miles per hour. At this rate, how much distance wold a kitten cover in a day?
744 miles
500
Elan has a $20 bill. He wants to buy a ball cap that costs $16. What will his change be?
$4
500
Jena's grandparents live 35 miles away. There are 5,280 feet in one mile. How many feet away do Jena's grandparents live?
184,800 ft.
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