Features:two-linedisplay,10-digit-number+2-digitexponentdisplay,multifunctions,superhardprotectioncover,intendedformiddleschoolstudents Mainfunctions：two-linedisplay，modifying,insertinganddeletingfunc

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TY（PEP）-82PS

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Features: two-line display, 10-digit-number+2-digit exponent display, multifunctions, super hard protection cover, intended for middle school students

Main functions：two-line display，modifying, inserting and deleting functions，quickly flip and view up and down/forward or backward、reproducing function，240 kinds of calculation functions，10-digit-number+2-digit exponent display，error prompt，9 variables，fractions calculations，percentage calculations，answers storage，conversion between sexagesimal system and decimal system，hyperbolic functions/inverse hyperbolic functions，common and natural logarithms, exponent、reciprocal、factorial，random numbers、π、decimal-digit settings、significant-digit settings、rounding off,square root、cubic root、root、square、cubic，conversion between polar coordintes and rectangular coordinates, hyperbolic/inverse hyperbolic functions，fractions calculations、percentage calculations、degrees, minutes, seconds calculations，permutation、combination，statistic、regressive calculations.

TY-82MS-3A scientific calculators for math class

TY（PEP）-82PS functional calculators for math studying

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