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Quickname: 1655

Suitable for grades: Grade 3, Grade 4, Grade 5, Grade 6, Grade 7, Grade 8

In a magic triangle, six numbers have to be filled in correctly.

A magic triangle is shown. The triangle consists of six boxes that form the three vertices and the three edges. Across each edge, a number is indicated. Numbers have to be filled in in a way that the sum of the boxes along each edge matches the number indicated.

The numbers are whole numbers and can be selected to be positive, negative or both. The number of decimal places can be chosen.

Some boxes may be already filled with the correct numbers. There are multiple options on which of the boxes are already filled in. As a further aid, a sorted list with the numbers to be filled in can be provided with the problem.

The number of problems can be selected.

Topics: Arithmetic, Basic-Arith, Puzzles, Rational N, Whole Nmb

Download free worksheets for this math problem here. There is a second sheet with the solutions. Just click on the respective link.

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Parameter | Possible values |
---|---|

Number of problems | 1, 2, 3, 4, 5, 6 |

Number range | 20, 30, 40, 50, 100, 200, 500, 1000, 10000, 100000 |

Decimal places | 0, 1, 2, 3 |

Positive/Negative | mixed, positive, negative |

Numbers already filled | Yes, No |

Numbers to be used given | one, outer ones, inner ones, two in a row, three in a corner, none |

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Please visit the dw math main page for more information!

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