TERJAWAB! Kunci Jawaban Matematika Kelas 5 Halaman 19, Perkalian Bilangan Pecahan dan Bilangan Cacah

2.) 4/5 x 1/4 =
= (4x1)/(5x4)
= 4/20
= 1/5

3.) 5/8 x 2/15 =
= (5x2)/(8x15)
= 10/120
= 5/60
= 1/12

4.) 3/5 x 5/12 =
= (3x5)/(5x12)
= 15/60
= 3/12
= 1/4

5.) 7/9 x 3/4 =
= (7x3)/(9x4)
= 21/36
= 7/12

6.) 5/6 x 4/11 =
= (5x4)/(6x11)
= 20/66
= 10/33

7.) 3/4 x 3/14 =
= (3x3)/(4x14)
= 9/56

8.) 5/6 x 9/17 =
= (5x9)/(6x17)
= 45/102
= 15/34

9.) 4/11 x 4/7 =
= (4x4)/(11x7)
= 16/77

10.) 2/9 x 3/23 =
= (2x3)/(9x23)
= 6/207
= 2/69