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

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

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

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

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

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

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

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

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

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