expert Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [14, 16] → [_, _, 7]

Show answer

Answer: Row3[1]=5, Row3[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [14,16]
  • [5,9,7]
Base
  • 5
  • 9
  • 7
TopValue
30
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"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): [_] → [6, _] → [1, 5, 8]

Show answer

Answer: Row1[1]=19, Row2[2]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [6,13]
  • [1,5,8]
Base
  • 1
  • 5
  • 8
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, _] → [2, 8, 10]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [10,18]
  • [2,8,10]
Base
  • 2
  • 8
  • 10
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): [21] → [_, 12] → [_, 2, 10]

Show answer

Answer: Row2[1]=9, Row3[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [7,2,10]
Base
  • 7
  • 2
  • 10
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":0,"v":7}