Present continuous I am subtracting you are subtracting he/she/it is subtracting we are subtracting you are subtracting they are subtracting

Present perfect I have subtracted you have subtracted he/she/it has subtracted we have subtracted you have subtracted they have subtracted

Future I will subtract you will subtract he/she/it will subtract we will subtract you will subtract they will subtract

Future perfect I will have subtracted you will have subtracted he/she/it will have subtracted we will have subtracted you will have subtracted they will have subtracted

Past continuous I was subtracting you were subtracting he/she/it was subtracting we were subtracting you were subtracting they were subtracting

Past perfect I had subtracted you had subtracted he/she/it had subtracted we had subtracted you had subtracted they had subtracted

Future continuous I will be subtracting you will be subtracting he/she/it will be subtracting we will be subtracting you will be subtracting they will be subtracting

Present perfect continuous I have been subtracting you have been subtracting he/she/it has been subtracting we have been subtracting you have been subtracting they have been subtracting

Past perfect continuous I had been subtracting you had been subtracting he/she/it had been subtracting we had been subtracting you had been subtracting they had been subtracting

Future perfect continuous I will have been subtracting you will have been subtracting he/she/it will have been subtracting we will have been subtracting you will have been subtracting they will have been subtracting 