Question

28×3½×18+0,2×0,9×50​

Answer 1

Ответ:

1. 28*3½=98

2. 98*18=1764

3. 0.2*0.9=0.18

4. 0.18*50=9

5. 1764+9=1773

Answer 2

To solve the expression 28×3½×18+0,2×0,9×50, let's break it down step by step:

Step 1: Simplify the multiplication of the whole numbers and fractions separately.

28 × 3½ = 28 × (7/2) = (28 × 7) ÷ 2 = 196 ÷ 2 = 98

Step 2: Simplify the multiplication of decimals.

0,2 × 0,9 × 50 = 0.2 × 0.9 × 50 = 0.18 × 50 = 9

Step 3: Add the results from Step 1 and Step 2.

98 + 9 = 107

Therefore, the value of the expression 28×3½×18+0,2×0,9×50 is 107.