expert Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 10] → [4, 8, _]

Show answer

Answer: Row3[3]=2, Row1[1]=22

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [12,10]
  • [4,8,2]
Base
  • 4
  • 8
  • 2
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 9] → [6, 8, _]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [14,9]
  • [6,8,1]
Base
  • 6
  • 8
  • 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): [29] → [_, 13] → [_, 10, 3]

Show answer

Answer: Row2[1]=16, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [16,13]
  • [6,10,3]
Base
  • 6
  • 10
  • 3
TopValue
29
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"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): [35] → [19, 16] → [_, _, 7]

Show answer

Answer: Row3[2]=9, Row3[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [19,16]
  • [10,9,7]
Base
  • 10
  • 9
  • 7
TopValue
35
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":10}