Multiplying by powers of 10, 100, & 1,000
90 x 40
3,600
6 x 2 x 3
36
951 x 35
33,285
7,122x15=
106,830
Mr. Pothast buys donuts for his winning Khan Academy class. There are 27 students in the winning class. Mr. Pothast spends $8 on each student. How much does Mr. Pothast spend in total?
$216
5,000 x 200
1,000,000
108
109 x 71
7,739
1,673 x 32=
53,536
Mrs. Pothast bought 45 pencil boxes. Each pencil box has 12 pencils in it. How many pencils does she have altogether?
540 pencils
20 x 10,000
200,000
3 x 7 x 3
63
12 x 692
8,304
4,554 x 32=
145,728
Amalia's car payment is $265 per month. She has agreed to pay this amount for 48 months. How much money will she spend on her new car?
$12,720
600 x 30
18,000
4 x 6 x 3
72
444 x 44
19,536
7,992 x 54=
431,568
Samuel runs 11 miles every day for 31 days. How many miles did Samuel run total?
341 miles
420 x 200
84,000
5 x 8 x 3
120
123 x 55
6,765
27,405 x 18
493,290
Lucia has 1,765 stickers in her sticker book. She has 15 sticker books, all containing the same amount of stickers. How many stickers does Lucia have in total?
26,475 stickers