Question

Помогите срочно! (первый столбик) ​

Answer 1

Ответ:

160:(4×10) = 4

810:(3×10) =9

420:(2×3) =70

480:(20×4) =6

Answer 2

Ответ:

$160 \div (4 \times 10) = 160 \div \\ \div 40 = 4$

$810 \div (30 \times 3) = \\ = 810 \div 90 = 9$

$420 \div (2 \times 3) = \\ = 420 \div 6 = 70$

$480 \div (20 \times 4) = \\ = 480 \div 80 = 6$