get/have your sums right/wrong
mainly UKto calculate the cost of something correctly/wrongly:
I must confess that I got my sums wrong - the house extension is costing a lot more than I expected.
Thesaurus: synonyms and related words
Calculations & calculating
- aggregate
- algorithm
- amount
- amount to sth
- average
- come to sth
- commutative
- computational
- compute
- equate
- figure
- gauge
- grand total
- guesstimate
- instantaneous velocity
- miscalculate
- projected
- put
- put sth at sth
- result
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