Question

(5 12+2 35)×59=; (7-2 516)×425=

Answer 1

(5 1/2 + 2 3/5)×5/9=(5 5/10+2 6/10)×5/9=8 1/10×5/9=9/2=4 1/2
(7-2 5/16)×4/25=4 11/16×4/25=3/4