Estimate Products
Estimate.
56 x 37 =
60 x 40 = 2,400
The original problem for this area model is...
47 x 6
Solve.
75 x 3 =
75 x 3 = 225
A greyhound dog can jump a distance of 27 feet. How many feet will a greyhound travel if it jumps 12 times?
27 x 12 = 324 feet
The answer to a multiplication problem is...
Product
Estimate.
92 x 43 =
90 x 40 = 3,600
The original problem for this area model is...
39 x 25
Solve.
268 x 4 =
268 x 4 = 1072
The 4th grade students at Jackman Elementary receives a ribbon if they read 50 books during the year. If there were 69 ribbons handed out, how many total books did the students read?
50 x 69 = 3,450 books
To break apart a number into different parts...
decompose
Estimate.
87 x 41 =
90 x 40 = 3,600
Solve.
292 x 3 =
292 x 3 = 876
Solve.
1,460 x 5 =
1,460 x 5 = 7,300
Mrs. Burgess gave each student 75 pieces of paper at the beginning of the school year. If there are 54 students, how many pieces of paper were handed out in the beginning of the year?
75 x 54 = 4,050 pieces of paper
A letter or symbol that represents a missing number...
Variable
A concert ticket costs $42. About how much will the tickets cost for 24 people?
$40 x 20 = $800
Solve.
27 x 45 =
27 x 45 = 1,215
Solve.
33 x 72 =
33 x 72 = 2376
There are 26 rows of bleachers in the school gym. At the pep assembly, there were 17 students in the first 24 rows and 10 students sitting in the remaining rows. How many students were there in all?
(17 x 24) + (10 x 2) =
408 + 20 = 428 students
Finding the product of the ones, tens, hundreds and then adding them together is known as...
Partial Product
Ramona created 16 paintings each month. About how many painting will she create in 2 years?
20 paintings x 20 months = about 400 paintings
Solve.
96 x 82 =
96 x 82 = 7,872
Solve.
86 x 49 =
86 x 49 = 4,214
Stephanie works in a diner. She earns $7 per hour plus tips. In one week she worked 36 hours and also earned $43 in tips. How much money did Stephanie earn altogether that week?
(7 x 36) + 43 =
252 + 43 = $295
Breaking apart the factors to make the multiplying simpler, is known as the ________ property.
Distributive Property