easy Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 17] → [3, 9, _]

Show answer

Answer: Row1[1]=29, Row3[3]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [12,17]
  • [3,9,8]
Base
  • 3
  • 9
  • 8
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 7] → [10, 6, _]

Show answer

Answer: Row3[3]=1, Row1[1]=23

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [16,7]
  • [10,6,1]
Base
  • 10
  • 6
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, _] → [1, 9, 9]

Show answer

Answer: Row1[1]=28, Row2[2]=18

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [10,18]
  • [1,9,9]
Base
  • 1
  • 9
  • 9
TopValue
28
HiddenCells
  • {"r":0,"c":0,"v":28}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, 10] → [1, _, 8]

Show answer

Answer: Row1[1]=13, Row3[2]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [3,10]
  • [1,2,8]
Base
  • 1
  • 2
  • 8
TopValue
13
HiddenCells
  • {"r":0,"c":0,"v":13}
  • {"r":2,"c":1,"v":2}