riddles/patterns
I am an odd number. Take away one letter and I become even. What number am I?
Seven
A school buys 6 boxes of pencils. Each box has 48 pencils. The school gives 75 pencils away. How many pencils are left?
213
73 ÷ 5 = ?
14 R3
14 × 6 = ?
84
604
- 278
------
326
I am a number greater than 20 but less than 30. I am even and a multiple of 6. What number am I?
24
A farmer collects 324 apples. He puts them into bags with 12 apples in each bag. How many full bags can he make?
27
157 ÷ 8 = ?
19 R5
27 × 8 = ?
216
900
- 456
------
444
I am thinking of a number. Double me, add 8, and you get 32. What number am I?
12
A theater has 18 rows with 24 seats in each row. If 137 seats are empty, how many people are sitting in the theater?
295
286 ÷ 9 = ?
31 R7
36 × 24 = ?
864
1,020
- 385
--------
635
Find the next 3 numbers: 2, 5, 9, 14, 20, ...
27, 35, 44
(+3, +4, +5, +6, +7, +8, +9)
A store receives 15 boxes of toys. Each box has 36 toys. The store sells 248 toys during the week. How many toys are left?
292
437 ÷ 12 = ?
36 R5
58 × 27 = ?
1566
2,004
- 1,276
--------
728
Find next 3 numbers: 1, 5, 13, 29, 61, ….
Multiply by 2, then add 3 → 125, 253, 509
A school is taking 468 students on a field trip. Each bus can hold 54 students. The school fills as many buses as possible and puts the remaining students into another bus. How many buses are needed?
9 buses. 8 fUll, 36 on the last bus
785 ÷ 16 = ?
49 R1
72 × 34 = ?
2,448
3,500
- 1,845
--------
1,655