23,4 × 5 =	56,78 × 12 =
34,5 × 78 =	67,1 × 234 =
45,6 × 567 =	78,9 × 3 =
56,12 × 9 =	89,1 × 45 =
67,123 × 123 =	29,3 × 678 =
78,23 × 2 =	34,56 × 789 =
83,4 × 345 =	45,67 × 56 =
29,4 × 91 =	56,7 × 234 =
23,456 × 7 =	67,89 × 456 =
34,5 × 89 =	78,9 × 4 =
45,67 × 23 =	89,12 × 567 =
56,78 × 6 =	29,3 × 345 =
67,1 × 678 =	83,45 × 8 =
78,23 × 123 =	34,56 × 91 =
89,1 × 234 =	45,6 × 789 =
23,4 × 56 =	56,7 × 345 =

23,4 × 2 = 46,8

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{23,4}\\{\,\,\,\,\,\,\,2}\end{array}} \\\,\,\,46,8\end{array}\)

56,78 × 3 = 170,34

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{56,78}\\{\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\170,34\end{array}\)

89,12 × 6 = 534,72

\(\begin{array}{l}\underline {\, \times \begin{array}{*{20}{c}}{89,12}\\{\,\,\,\,\,\,\,\,6}\end{array}} \\\,534,72\end{array}\)

34,56 × 7 = 241,92

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{34,56}\\{\,\,\,\,\,\,\,\,\,\,7}\end{array}} \\241,92\end{array}\)

83,45 × 2 = 166,9

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{83,45}\\{\,\,\,\,\,\,\,\,\,\,2}\end{array}} \\166,9\end{array}\)

56,7 × 4 = 226,8

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{56,7}\\{\,\,\,\,\,\,\,4}\end{array}} \\226,8\end{array}\)

29,4 × 53 = 1558,2

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{29,4}\\{\,\,\,\,53}\end{array}} \\\,\,\,\,\,\,882\\\underline {1470\,\,\,\,\,\,\,} \\1558,2\end{array}\)

56,7 × 41 = 2324,7

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{56,7}\\{\,\,\,\,\,41}\end{array}} \\\,\,\,\,\,\,\,\,567\\\underline {\,\,2268\,\,\,\,\,\,\,} \\2324,7\end{array}\)

78,23 × 27 = 2112,21

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{78,23}\\{\,\,\,\,\,\,\,27}\end{array}} \\\,\,\,\,54761\\\underline {\,15646\,\,\,\,\,\,\,} \\2112,21\end{array}\)

45,6 × 89 = 4058,4

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{45,6}\\{\,\,\,\,\,89}\end{array}} \\\,\,\,\,4104\\\underline {\,3648\,\,\,\,\,\,\,} \\4058,4\end{array}\)

83,45 × 19 = 1585,55

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{83,45}\\{\,\,\,\,\,\,\,19}\end{array}} \\\,\,\,75105\\\underline {\,\,\,8345\,\,\,\,\,\,\,} \\1585,55\end{array}\)

29,3 × 67 = 1963,1

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{29,3}\\{\,\,\,\,67}\end{array}} \\\,\,\,\,2051\\\underline {\,1758\,\,\,\,\,\,\,} \\1963,1\end{array}\)

6,4 × 7 = 44,8

0,82 × 12 = 9,84

0,35 × 18 = 6,3

15,6 × 9 = 140,4

28,7 × 5 = 143,5

2,48 × 15 = 37,2

1,92 × 14 = 26,88

0,176 × 25 = 4,4

0,264 × 30 = 7,92

54,3 × 6 = 325,8

73,8 × 4 = 295,2

4,56 × 13 = 59,28

3,75 × 16 = 60

0,392 × 20 = 7,84

0,128 × 45 = 5,76

21,64 × 7 = 151,48

19,2 × 11 = 211,2

1,875 × 24 = 45

0,696 × 28 = 19,488

0,504 × 35 = 17,64

47,5 × 3 = 142,5

2,916 × 17 = 49,572

0,472 × 40 = 18,88

12,85 × 8 = 102,8

8,64 × 19 = 164,16

0,056 × 75 = 4,2

0,216 × 55 = 11,88

36,9 × 2 = 73,8

2,808 × 12 = 33,696

0,624 × 32 = 19,968

0,075 × 60 = 4,5

17,4 × 11 = 191,4