The number that should be placed in the box to help complete the division calculation is 390.
It should be noted that division is one of four basic operations of arithmetic, that illustrates the ways that numbers are combined to make new numbers. Here, the other operations are addition, subtraction, and multiplication
The division is simply a method of distributing a group of things into equal parts. The division is an operation inverse of multiplication.
The number that should be placed in the box to help complete the division calculation will be:
= 26 × 15
= 390
In conclusion, the number is 390.
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