do addition

calculate cast compute count enumerate figure reckon sum summate tally tot total tote

count up reckon up tot up

estimate guess subtract

decrease deduct diminish lessen reduce remove withdraw

calculate cast compute count enumerate figure foot reckon sum summate tally total totalize tote

count up reckon up tot up

estimate guess subtract

calculate cast compute count enumerate figure foot reckon sum summate tally tot total tote

count up reckon up tot up

estimate guess subtract