1 Digit-4 Rows 15(Basic) 56 123456789101112131415161718192021222324252627282930 1 Digit-4 Rows 15(Basic) 1 / 30 8 4 3 4 Check 2 / 30 9 4 6 7 Check 3 / 30 8 7 4 5 Check 4 / 30 4 5 2 7 Check 5 / 30 3 -1 9 8 Check 6 / 30 6 9 -7 -1 Check 7 / 30 5 6 7 -8 Check 8 / 30 5 -4 8 2 Check 9 / 30 8 6 2 4 Check 10 / 30 6 5 -4 4 Check 11 / 30 7 -5 6 4 Check 12 / 30 9 -1 6 2 Check 13 / 30 8 4 2 3 Check 14 / 30 4 2 3 7 Check 15 / 30 5 2 4 7 Check 16 / 30 5 4 2 3 Check 17 / 30 8 4 7 5 Check 18 / 30 8 7 5 6 Check 19 / 30 4 7 -6 3 Check 20 / 30 7 8 -6 -3 Check 21 / 30 2 4 7 5 Check 22 / 30 7 3 2 -4 Check 23 / 30 5 2 3 5 Check 24 / 30 5 4 7 7 Check 25 / 30 4 2 -1 5 Check 26 / 30 7 -3 9 8 Check 27 / 30 6 2 3 2 Check 28 / 30 8 -5 3 4 Check 29 / 30 8 5 4 7 Check 30 / 30 4 2 3 6 Check Your score is Pro