Estimate
Estimate.
8 x 249
8 x 200 = 1,600
Solve.
12 x 104 =
120,000
1,276 x 4
5,104
1,012 x 5
5,060
A musical is playing at a theater that has 628 seats. How many tickets are available for 33 shows?
20,724 tickets
Estimate.
127 x 48 =
130 x 50 = 6,500
or
100 x 50 = 5,000
1,000 x 815
815,000
132 x 16
2,112
157 x 24
3,768
A furniture manufacturer shipped 26 cartons to a store. Each carton weighed 235 pounds. What was the total weight of the carton?
6,110 pounds
Estimate.
118 x 36 =
120 x 40 = 4,800
or
100 x 40 = 4,000
Solve.
6,471 x 101
64,710
125 x 18
2,250
235 x 26
6,110
Memory cards for a popular brand of digital camera sell for $16 each. On Monday, a store sold 62 cards. How much did the store make on Monday?
$992
Estimate.
48 x 809
50 x 800 = 40,000
Right or Wrong:
5.6 x 103 = 560
Wrong; product should have 2 zeros
315 x 62
19,530
628 x 33
20,724
Trevor has 228 e-books on his e-reader. Eli has 14 times as many e-books as Trevor. How many e-books does Eli have?
3,192 e-books
Estimate to the nearest whole number.
4.9 x 137.7
5 x 138 = 690
Find TWO different expressions that are equal to
7 x 104
7 x 10,000
700 x 100
7,000 x 10
289 x 16
4,624
105 x 16
1,680
Memory cards for a popular brand of digital camera sell for $16 each. On Saturday a store sold 132 cards and on Sunday sold 105 cards. How much money did the store make altogether?
$3,792