expert Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, _] → [10, 1, 8]

Show answer

Answer: Row2[1]=11, Row2[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [11,9]
  • [10,1,8]
Base
  • 10
  • 1
  • 8
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 9] → [4, 6, _]

Show answer

Answer: Row3[3]=3, Row1[1]=19

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [4,6,3]
Base
  • 4
  • 6
  • 3
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 11] → [2, _, 1]

Show answer

Answer: Row3[2]=10, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [12,11]
  • [2,10,1]
Base
  • 2
  • 10
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [13, 11] → [_, 10, _]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [13,11]
  • [3,10,1]
Base
  • 3
  • 10
  • 1
TopValue
24
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":2,"v":1}