Enjoy Calculators with discounts up to 75% on iprice. The best selling Calculators in the market today are the TI-30XS Multiview Scientific Calculator, FX991 EX and FX991 ES Plus brands. When selecting Calculators, people choose great brands such as Unbranded, Casio and Karson. Calculators usually cost between ₱ 99.00 - ₱ 53,102.00. You can either choose between Scientific, Basic and Financial. Calculators today are mostly sold in Yellow, White and Silver depending on your preference.