expert Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [7, _] → [3, 4, _]

Show answer

Answer: Row3[3]=7, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [7,11]
  • [3,4,7]
Base
  • 3
  • 4
  • 7
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [_, 7] → [_, 1, 6]

Show answer

Answer: Row3[1]=1, Row2[1]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [2,7]
  • [1,1,6]
Base
  • 1
  • 1
  • 6
TopValue
9
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [2, 10] → [1, _, _]

Show answer

Answer: Row3[3]=9, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [2,10]
  • [1,1,9]
Base
  • 1
  • 1
  • 9
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [8, 11] → [_, 4, _]

Show answer

Answer: Row3[1]=4, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [8,11]
  • [4,4,7]
Base
  • 4
  • 4
  • 7
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":2,"v":7}