The phrase "altering them to" is grammatically correct and can be used in written English.
It is typically used when talking about changing or modifying something to fit a particular purpose or need. Example: The tailor did a great job altering the dress to fit the bride perfectly.
She experiments with recipes, altering them to accommodate people with food allergies.
"Instead of just focusing on killing resistant bacteria, we're also looking at ways of altering them to make them susceptible again," he says.
Three years after the 1980 and 1990 censuses, the mayor reassessed community board district lines citywide, sometimes altering them to accommodate shifts in population or city services.
Food manufacturers, who have contended that nutrition labels provide consumers with adequate information, had a lukewarm response to the idea of altering them to reflect nutrition totals.
Even the supertitles above the Chandler stage remain true to Francesco Maria Piave's original text, though opera company officials and Mr. Beresford did consider altering them to match the action.
The problem facing politicians and policy experts here is applying the 156-page decision to Mr. Florio's very specific proposals and then altering them to satisfy a number of interest groups.
When Hamlet discovers the orders, he alters them to make his two friends the victims instead.
"You could get them in any color and could easily alter them to look like New York State issue," Mr. Blower said.
Among the brand's selling points were trousers finished at the bottom so the buyer did not need a tailor to alter them to fit.
The chapter also examines the alert commands configuration panels, the default settings, and the way to alter them to better suit the security policy.
The expanding human population not only outright destroys habitats, it also alters them to the detriment of wildlife (and often people themselves).
