Mental Math
6,000 ÷ 30
200
212÷ 18
200 ÷ 20
10
648 ÷ 12
54
All of Henry's books weigh 189 ounces. Each individual book weighs 34 ounces. ESTIMATE the number of books Henry has.
180 ÷ 30 = 6 books
Mrs. O'Brien baked 110 Christmas blondies for her friends. She wants to give blondies to 12 of her friends. ESTIMATE the number of blondies Mrs. O'Brien can give to each of her friends.
108 ÷ 12 = 9
9 blondies per friend
55,000 ÷ 500
110
978 ÷ 22
1,000 ÷ 20
50
6,312 ÷ 24
263
Preston wrote a 42,000 word book for ELA class. He can fit 600 words on each page. How many pages is Preston's book? Write the equation and solve.
42,000 ÷ 600
70 pages
Kate added 7,200 rhinestones to her Christmas outfit. If Kate has 80 square inches of fabric in her outfit, how many rhinestones are on each square inch? Write the equation and solve.
7,200 ÷ 80
90 rhinestones
8,100 ÷ 90
90
478 ÷ 66
490 ÷ 70
7
7,832 ÷ 32
244 R 24
There are 442 counters that need to be put away for math centers. Mrs. O'Brien wants to make plastic bags with 35 counters in each. How many bags can Mrs. O'Brien FILL with counters?
12 bags (with 22 extra counters)
Suzie Q. made 670 ounces of orange juice for her family's Christmas brunch. Suzie has 34 family members coming. How many ounces can each person get? How much does she have left over?
19 ounces each
24 ounces
3,000 ÷ 60
50
3,455 ÷ 43
3,600 ÷ 40
90
9,615 ÷ 19
506 R 1
Dasher, Dancer, Prancer, Vixen, Comet, Cupid, Donner, Blitzen, and Rudolph are prepping for their Christmas eve flight. They have 1,563 carrots to eat. The elves only put 13 carrots into their bowls at once. How many bowls of carrots will the elves be able to prep?
120 bowls with 3 extra carrots
Mrs. O'Brien needs to put all of her Christmas decorations into boxes. She has 104 ornaments, 113 knickknacks, and 345 Christmas figurines from students. She can fit 26 decorations into one box. How many boxes will Mrs. O'Brien need?
562 ÷ 26 = 21 R16
22 boxes
13,200 ÷ 120
110
65,120 ÷ 85
64,000 ÷ 80
800
5092 ÷ 35