Select the largest number in the following set.

Which is the largest number: 86,407, 84,706 or 87,604?

We make the following place value diagram

Ten Thousands |
Thousands |
Hundreds |
Tens |
Ones |

8 |
6 |
4 |
0 |
7 |

8 |
4 |
7 |
0 |
6 |

8 |
7 |
6 |
0 |
4 |

Compare digits from left to right until the digits are not the same.

87,604 is the largest number.