expert Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [14, _] → [_, 8, 3]

Show answer

Answer: Row2[2]=11, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [14,11]
  • [6,8,3]
Base
  • 6
  • 8
  • 3
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [15, _] → [5, 10, _]

Show answer

Answer: Row2[2]=14, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [15,14]
  • [5,10,4]
Base
  • 5
  • 10
  • 4
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [12, _] → [10, _, 7]

Show answer

Answer: Row2[2]=9, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [10,2,7]
Base
  • 10
  • 2
  • 7
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 15] → [_, 5, 10]

Show answer

Answer: Row3[1]=7, Row1[1]=27

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [12,15]
  • [7,5,10]
Base
  • 7
  • 5
  • 10
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":27}