Base-10 Patterns
4,500 ÷ 9 = ______
450 ÷ 90 = ______
4,500 ÷ 9 = 500
450 ÷ 90 = 5
478 ÷ 7 → ______ ÷ ______ = ______
478 ÷ 7 → 490 ÷ 7 = 70
Ms. Stout has 42 cookies to pack into boxes. She can put 7 cookies in each box. How many boxes does she need to pack all of the cookies?
42 ÷ 7 = 6
Ms. Stout needs 6 boxes.
There are 73 apples to put into baskets. Each basket can hold 9 apples. How many baskets will be full, and how many apples will be left over?
Answer: 73 ÷ 9 = 8 R1 → 8 full baskets, 1 apple left over
144 ÷ 8 = ______
18
3,600 ÷ 6 = ______
360 ÷ 60 = ______
36,000 ÷ 600 = ______
3,600 ÷ 6 = 600
360 ÷ 60 = 6
36,000 ÷ 600 = 60
342 ÷ 5 → ______ ÷ ______ = ______
342 ÷ 5 → 350 ÷ 5 = 70
The 4th grade classes collected 842 pencils to share evenly among 7 classrooms. If each classroom gets about the same number of pencils, about how many pencils does each classroom receive?
842 pencils ÷ 7 classrooms
→ Round 842 to 840
840 ÷ 7 = 120
Each classroom gets about 120 pencils.
A school library has 433 books and 6 shelves. If the books are divided evenly, about how many books will go on each shelf?
Answer: 453 books ÷ 6 shelves
→ Round 433 to 420, 420 books ÷ 6 shelves= 70 books on each shelf
560 ÷ 40 = ______
14
3,500 ÷ 7 = ______
350 ÷ 70 = ______
3,500 ÷ 70 = ______
3,500 ÷ 7 = 500
350 ÷ 70 = 5
3,500 ÷ 70 = 50
1,873 ÷ 9 → ______ ÷ ______ = ______
1,873 ÷ 9 → 1,800 ÷ 9 = 200
Mr. Toren collected 1,243 trading cards and sorted them equally into 8 boxes. How many cards were left over that did not fit into a box?
1,243 ÷ 8 = 155 R 3
So, 3 cards did not fit into a box.
A farmer has 1,109 eggs and wants to pack them into cartons that hold 20 eggs each. How many cartons can he fill, and how many eggs will be left?
Answer: 1,109 ÷ 20 = 55 R9 → 55 cartons filled, 9 eggs left
987 ÷ 9 = ______
109 R6
63,000 ÷ 900 = ______
6,300 ÷ 9 = ______
630 ÷ 90 = ______
63,000 ÷ 900 = 70
6,300 ÷ 9 = 700
630 ÷ 90 = 7
5,267 ÷ 60 → ______ ÷ ______ = ______
5,267 ÷ 60 → 5,400 ÷ 60 = 90
For the school science fair, each student needs 3 stickers for their project display. There are 1,267 students participating. How many stickers does the school need to order?
1,267 students × 3 stickers each = 3,801 stickers
The school needs to order 3,801 stickers.
There are 2,348 students going on a field trip. Each bus can hold 50 students. How many buses will be needed, and how many students will not have a full bus?
Answer: 2,348 ÷ 50 = 46 R48 → 46 full buses, 48 students left for a partial bus
4,320 ÷ 80 = ______
54
24,000 ÷ 400 = ______
2,400 ÷ 40 = ______
240 ÷ 4 = ______
240 ÷ 40 = ______
24,000 ÷ 400 = 60
2,400 ÷ 40 = 60
240 ÷ 4 = 60
240 ÷ 40 = 6
9,144 ÷ 80 → ______ ÷ ______ = ______
9,144 ÷ 80 → 8,800 ÷ 80 = 110
A concert venue has 9,600 attendees who will be seated evenly in 80 rows. How many people will sit in each row?
9,600 ÷ 80 = 120
There will be 120 people in each row.
A stadium has 7,921 seats, and tickets are sold in groups of 40 for tour groups. How many full groups of 40 can attend, and how many seats will remain?
Answer: 7,921 ÷ 40 = 198 R1 → 198 full groups, 1 seats left
1,973 ÷90
Answer: 21 R83