tentukan hasil pecahan berikut! a. 4 1/2 + 1 3/7 x 2 2/5. b. 9 1/3 - 4 1/6 x 2 1/10 tolong dibantu yaa. jawabnya pakai cara

a) 41/2 + 13/7 x 22/5 = 287/14 + 26/14 x 22/5
= 313/14 x 22/5
= 3.443/5
= 688,6

b) 91/3 - 41/6 x 21/10 = 546/18 - 123/18 x 21/10
= 423/18 x 21/10
= 2.961/60
= 49,35