Multiplication by 10
20 x 30
600
25 x 11
275
11 x 17
200
Maddie has 15 teddy bears. Each of her teddy bears has 11 outfits. How many outfits does Maddie have for her teddy bears in all?
165 outfits
10 x 40
400
45 x 20
900
32 x 14
448
33 x 38
1200
Hannah has 31 cookies. She puts 25 chocolate chips on each cookie. How many chocolate chips does she need to make all 31 cookies?
775 chocolate chips
23 x 62
1426
53 x 40
2120
44 x 44
1936
45 x 51
2500
Cindy has 29 dog collars. If each of her dog collars has 30 polka dots, how many polka dots are there in all?
870 polka dots
Estimation to the nearest tenth:
67 x 76
5600
3660
61 x 77
4697
67 x 57
4200
Steve had 45 pizzas. He wants to put 27 pepperonis on each of his pizzas. How many pepperonis does Steve need in all?
1215 pepperonis
47 x 88
4136
78 x 80
6240
84 x 98
8232
98 x 66
7000
Amanda has 56 green markers. She has twice as many blue markers. Amanda has 40 less red markers than green markers. How many markers does she have in all?
184 markers
Maddie had 78 basketball stickers. For her birthday, she got 3 times as many basketball stickers than she had before. How many basketball stickers does Maddie now have?
312 basketball stickers