Give me some arithmetic problems in unit 1 ~ 3 of grade one! More is better 3Q

Give me some arithmetic problems in unit 1 ~ 3 of grade one! More is better 3Q

(1) (- 2 / 3) - (- 2 / 3) - (+ 3 / 4) (2) 16 - (- 8 and 1 / 3) - (+ 4 and 2 / 3) (3) (- 5.4) - (+ 6 and 13 / 20) - 1 and 1 / 41. (- 12) / [- (- 3) + (- 15)] / 5 2. - 3 - {- 5 + (1-0.2 / 3 / 5) / (- 2)} 3.12 / (2 + 3) 4. (- 1) / (- 5) * (- 1 / 5) 5.24 / (1 / 3 / 1 / 4)