Build logical mathematical equations using the numbers and few mathematical operators provided by the game. The game will generate 4 single-digits numbers, 5 single-digit numbers or 6 single-digit numbers based on the mode selected. Players are required to use all the numbers to build logical mathematical equations. 4-5-6 Digits Math also has endless mode where players required to fill in the blanks with the correct mathematical operators to complete a logical mathematical equation in a given time.