I'll be subtracting you'll be subtracting he'll be subtracting we'll be subtracting you'll be subtracting they'll be subtracting
Futuro anteriore
I'll have subtracted you'll have subtracted he'll have subtracted we'll have subtracted you'll have subtracted they'll have subtracted
Futuro anteriore contínuo
I'll have been subtracting you'll have been subtracting he'll have been subtracting we'll have been subtracting you'll have been subtracting they'll have been subtracting
I'd be subtracting you'd be subtracting he'd be subtracting we'd be subtracting you'd be subtracting they'd be subtracting
Passato
I'd have subtracted you'd have subtracted he'd have subtracted we'd have subtracted you'd have subtracted they'd have subtracted
Passato continuo
I'd have been subtracting you'd have been subtracting he'd have been subtracting we'd have been subtracting you'd have been subtracting they'd have been subtracting