Complete 1000 multiplied by seven is equal to five thousands plus blank thousands.
The calculation on the left-hand side of the equation is 1000 multiplied by seven. This is equal to 7000. We can write this in words as seven thousands. The number 7000 can be split into 5000 plus 2000. We can write this as five thousands plus two thousands. This means that the missing number in the equation is two. 1000 multiplied by seven is equal to five thousands plus two thousands.