do the math
US /duː ðə mæθ/
UK /duː ðə mæθ/

1.
menghitung, melakukan perhitungan
to calculate or consider the facts and figures to understand the implications or outcome of a situation
:
•
If you work 60 hours a week at that pay, do the math – you're barely making minimum wage.
Jika Anda bekerja 60 jam seminggu dengan gaji segitu, hitung saja – Anda hampir tidak mencapai upah minimum.
•
She said she could afford it, but when I did the math, it just didn't add up.
Dia bilang dia mampu, tapi ketika saya menghitungnya, itu tidak masuk akal.