Math is Fun
3rd: 56,183-23,987 =
4th: Reduce 8/14
5th: (34 x 55) + (34 x 25) =
3rd: 32,196
4th: 4/7
5th: 1870 x 850 = 2,720
3rd: Find the next number: 34, 35, 37, 40, 44, ___
4th: Find the number:
8-->35
13-->40
24-->51
53-->___
5th: Find the average: 251, 277, 349, 106, 682
3rd: 49 (+1, +2, +3, +4, +5...)
4th: 80 (+27)
5th: 1665/5 = 333
3rd: 37 + (16 x 4)
4th: (47 x 12) + (64 x 23)
5th: 5.237 + 16.09
3rd: 37+64 = 101
4th: 564 + 1,472 = 2,036
5th: 21.327
3rd: Jenny has 76 books in her room. The books are divided into board books, hard cover and soft cover books. There are 49 board books, and 13 hard cover books. How many soft cover books are there?
4th: Joey had 33 hot wheels cars in the box and 28 hot wheels cars in the toy bin. On Sarah's 9th birthday Joey let her pick out 9 hot wheels cars to keep and then when he took his cars to a play date he lost 7 more. How many cars does Joey have left?
5th: Lauren ordered six dozen bagels for the breakfast party. How many bagels did Lauren order?
3rd: 76-49-13 = 14 books
4th: 33+28 = 61 - 9 -7 = 45 cars
5th: dozen bagels = 12 bagels --> 6 x 12 = 72 bagels
(always include units, ALWAYS)
3rd: I'm thinking of a number that is greater than one hundred and less than five hundred. The sum of all three digits is nine and three digits are the same. What number am I thinking of?
4th: I have a bag of ninety-three marbles. There are six different colors of marbles. There are fifteen yellow marbles, twenty-six blue marbles, eight purple marbles, nine red marbles, nineteen green marbles and all the rest are white. How many white marbles are there?
5th: How much change will Anish have from a $10.00 bill after he buys ice cream for $2.48 at the cafeteria and pokemon cards for $4.27 at Target.
3rd: 3+3+3= 9
4th: 15+26+8+9+19=77 --> 93-77=16 white marbles
5th: $10.00- $2.48 = $7.52 - $4.27= $3.25
3rd: Sammy earned $74.25 doing yard word. His uncle gave him $33.00 for his good report card. How much money does Sammy have now?
4th: What's the missing number? 1, 4, 9, ____, 25, 36, ...
5th: What number am I think of? Three-fourths of it is forty-two and five-eights of it is thirty-five.
3rd: $74.25 + $33.00 = $107.25
4th: 16 ( 1x1, 2x2, 3x3, 4x4, 5x5, 6x6, ...)
5th: 3/4 x ? = 42 --> 42 / 3 = 14 x 4= 56 and 5/8 x ? = 35--> 35 / 5 =7 x 8 =56
3rd: 86,514 - 59,748
4th: 8/9 - 5/9
5th:8/19 = 24/?
3rd: 26,766
4th: 1/3 (8/9 - 5/9 = 3/9 = 1/3)
5th: 57 or 24/57 ( 24 / 8 = 3 --> 19 x 3 = 57)
3rd: 351 + 567 + 89
4th: 3 x 3 + 15 + 2 x 9
5th: 63.481 - 12 x 4 + (7.15 - 3.36)
3rd: 1,007
4th: 42 (9 + 15 + 18 = 42)
5th: 19.271 (63.481 - 12 x 4 + (3.79) = 63.481 - 48 + 3.79 = 15.481 + 3.79 = 19.271)
3rd: Find the number that goes in the question mark:
+ 5 3 9
12 17 15 21
4 9 ? 13
7 12 10 16
4th: Find the number that goes in the question mark:
x 5 3 9
12 60 27 108
4 20 ? 36
7 35 21 63
5th: Of the 95 children in 6th grade, 3/5 went to holiday parties. How many students did NOT go to holiday parties in all?
3rd: 7 = 3 + 4
4th: 12 = 3 x 4
5th: 38 children did not go to holiday parties
3/5 went to parties so 2/5 did not go to parties. 95 x 2/5 = 19 x 2 = 38
3rd: 12 x 5 - 11
4th: 2,874 + 3,965 + 4,216
5th: 86 x 5 x 0 x 15 x 25 + 11 - 6
3rd: 49
4th: 11,055
5th: 5
3rd: 6 x 8 x 9
4th: 2.54 + 19.8 + 367.637
5th: 3 2/5 / 7/9
3rd: 432 = 48 x 9 = 6 x 8 x 9
4th: 389.977
5th: 4 13/35 = 17/5 / 7/9 = 17/5 x 9/7 = 153/35 = 4 13/35
3rd: 63,987 - 36,245 + 22,659
4th: 63,987 - (36,245 + 22,659)
5th: 1,556.64 / 423
3rd: 50,401 (27,742 + 22,659 = 50,401)
4th: 5,083
63,987 - (58,904) = 5,083
5th: 3.68
3rd: Find the next number: 240, 120, 60, 30, ____
4th: After I finished my spring cleaning, I have 37 books left. I gave 24 books to my best friend, I gave half that much to charity, and I gave 10 less than I gave to charity to my little brother. How many books did I start with?
5th: GameStop bough 600 video games for $4,900.00. GameStop spent $500.00 on transportation. How much should GameStop sell each to get a profit of $1,200.00?
3rd: 15
4th: 75 books
24 / 2 = 12 and 12-10 = 2
37 + 24 + 12 + 2= 75
5th: $11 per game
$4,900 + $500 = $5,400 total cost. $5,400 / 600 cost of each game = $9. $1,200 / 600 = $2 need to make $2 profit on each game. $9 +$2 = $11
3rd: 8,473 - 6,549 + 38
4th: 85.97 + 6.123 - 23.4
5th: 327.89 + 15.026 - 261.5
3rd: 1,962
1,924 + 38 = 1,962
4th: 68.693
92.093 - 23.4 = 68.693
5th: 81.416
342.916 - 261.5 = 81.416
3rd: Find the missing number
12-->96
6-->48
3-->24
9-->___
4th: Shiran's house is 28 feet tall. Shiran is 4 feet tall. How many times taller is the house than Shiran?
5th: There are 765 athletes competing at the Ninja competition. There are 175 more boys than girls. How many girls are competing?
3rd: 72 (9 x 8= 72)
4th: 7 times taller ... 28 / 4 = 7.
5th: 295 girls (and 470 boys)
765-175=590 --> 590 / 2 = 295 --> 295+175=470 and 470 + 295=765.
3rd: (13 x 5) - (2 x 24)
4th: 5/12 = 15/?
5th: 14.68 x .39
3rd: 17 = 65 - 48
4th: 36 or 15/36
5th: 5.7252
3rd: Find the next number: 7, 3, 7, 5, 7, 9, 7, ___
4th: Tickets for Disney World cost $45.00 and children's tickets are a third of the price. How much will 4 children's tickets cost?
5th: Which two fractions would you choose to come closest to the sum of 1?
3/8, 1/6, 6/12, 7/8, 17/9
3rd: 11 (-4, +4, -2, +2, +2, -2, +4) then next next number would be 7 because it would be -4 again.
4th: $45 / 3 = $15 x 4 = $60
5th: 1/6 and 7/8 (added together this equals 25/24 very close to 1)
3rd: 304 x 23
4th: 22,016 / 43
5th: 33,195 / 39
3rd: 6,992
4th: 512
5th: 851 R 6
3rd: 215,689 - 84,993
4th: 12/15 - 3/5
5th: 3 3/8 + 6 4/12 + 3 5/6
3rd: 130,696
4th: 1/5
12/15 - 3/5 = 12/15 - 9/15 = 3/15 = 1/5
5th: 13 13/24
3 9/24 + 6 8/24 + 3 20/24 =
12 35/24 = 13 13/34
3rd: 15 x 12 + 73 - 6
4th: 753,427 / 32
5th: 2,278.97 / 349
3rd: 247 (180 + 73 - 6 = 253 - 6 = 247)
4th: 23,546
5th: 6.53
3rd: (428 x 3) + (6 x 515) - 2,345
4th: 57,959 / 38
5th: 18.27 x 3.64
3rd: 1,284 + 3,090 - 2,345 = 4,374 - 2,345 = 2,029
4th: 1,525 R 9
5th: 66.5028
3rd: (794 x 5) - (367 x 3)
4th: 6/14 = ?/7
5th: 16 2/5 - 7 3/7
3rd: 2,869 = 3,970 - 1,101
4th: 3 or 3/7
5th: 8 34/35
16 14/35 - 7 15/35 = 15 49/35 - 7 15/35 = 8 34/35
3rd: Jane is baking cupcakes for a big party. She has 3 cupcake flavors (vanilla, chocolate and red velvet) and she has 6 different frostings (buttercream, milk chocolate, dark chocolate, pink vanilla, blue vanilla, and cream cheese). How many different types cupcakes can she make?
4th: Find the number that goes in the blank:
11-->72
5-->36
9-->60
1-->____
5th: Use the digits: 6, 3, 7. Arrange the numbers to find the greatest product. What is the product?
___ ___
x ___
3rd: 18 types of cupcakes (3 x 6 = 18)
4th: 12 ( 1 x 6 = 6 + 6 =12)
5th: 63 x 7= 441
Wrong: 67x3=201, 76x3=228, 73x6=438, 36x7=252, 37x6=222
3rd: In the school library, there are 52 reference books, 150 non-fiction books and 329 fiction books. Each student can borrow up to 3 fictions books and 2 non-fiction books at the same time. What is the maximum number of books that 4 students can borrow together?
4th: A hotel has 7 floors. The lobby, swimming pool and gym are on the ground floor. The guest rooms are on the 1st to 6th floors. There are 35 standard rooms on each floor, except for the 6th floor. The 6th floor has 12 suites. Standard rooms can fit 4 people and suites can fit 6 people. What is the maximum number of guests that the hotel can accommodate?
5th: An airplane ride from Newark to Orlando takes 166 minutes one way. The pilot has 7 round trip flights from Newark to Orlando scheduled for this week. To the nearest hour, how many hours will the pilot spend flying this week? (Assume travel time is constant and these are his only flights for the week.)
3rd: 20 books. 3 + 2 = 5 per student multiplied by 4 students = 20 books all together.
4th: 772 guests
standard rooms per floor: 35 x 4 = 140 x 5 floors = 700 guests in standard rooms. Suites on 6th floor: 12 x 6 = 72 guests in suites. 700 + 72 = 772
5th: 39 hours
166 x 2 x 7= 332 x 7 = 2,324 minutes / 60 = 38 R 44 or 38.734 rounds UP
3rd: (521 x 4) + (8 x 367) - 2,409
4th: 94,869 / 33
5th: 4,192.36 / 643
3rd: 2,611
(2,084) + (2,936) - 2,409 = 5,020 - 2,409 = 2,611
4th: 2, 874 R 27
5th: 6.52