numbers ∕ two-digit numbers xxtable of two-digit numbers ⫽ 10 ― 99x0x1x2x3x4x5x6x7x8x9101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899