1) 3*0,4*0,0005= 3 * 4 * 5 = 3 * 2 * 5 = 3*2 = 0,0006
1 10 10000 1 5 10000 10000
2) -0,4*0,6*(-4 ¹/₆)= - 4 * 6 * (-25) = 4*25 = 100 =1
10 10 6 10*10 100
3) (-1 ⁶/₇)* 2¹/₃ * 2 ¹/₁₃ = (- 13) * 7 * 27 = - 27 = -9
7 3 13 3
4) 2¹/₃ - 1,8=⁷/₃ - ¹⁸/₁₀ = 70-54 = 16 = 8
30 30 15
5) 1,7 - 3⁵/₆ + 2 ²/₃= 17 - 23 + 8 = 3*17-5*23+10*8 = 51-115+80 = 16 = 8
10 6 3 30 30 30
6) ⁷/₉ + ¹/₃ * 1,6= 7 + 1 * 16 = 7 + 1 * 8 = 7 + 8= 7*5+8*3 = 35+24 = 59 = 1 ¹⁴/₄₅
9 3 10 9 3 5 9 15 45 45 45