Complement +-10 (1 digit) (1 to 9) Other contents math • math Complement +-10 (1 digit) (1 to 9) English Level 1-6
+4 = +5 -1 +3 = +5 -2 +2 = +5 -3 +1 = +5 -4 Other contents math • math Complement's 5+ (2 digit) 2 English Level 1-6
complement +-5 (1digit) (1 to 4) Other contents math • math Complement +-5 (1digit) (1 to 4) English Level 1-6