(simple calculation that can be simplified) (9) 1011 × (3 / 8 +) (10) 130 △ [(34-25) × 821] (11)205×32-656 (12)(20-1.25×0.8)÷1.9

(simple calculation that can be simplified) (9) 1011 × (3 / 8 +) (10) 130 △ [(34-25) × 821] (11)205×32-656 (12)(20-1.25×0.8)÷1.9

Primary school students have given you a question. I hope to give you a score of (9) 1011 × (3 / 8 + 7 / 10) (10) 130 ^ [(34 - 25) × 821] = 1011 × (43 / 40) = 130 ^ (9 × 821) = 43473 / 40