1/15 ÷ 3/5 {Ans: 1/9}6.25 x 1.4 {Ans: 8.75}5/6 + 7/12 {Ans: 1 ₅/₁₂}545-89 {Ans: 456}-10 x -5 {Ans: 50}3/8 x 4/9 {Ans: 1/6}$2.45 - $1.96 {Ans: $0.49}211 x 16 {Ans: 3376}-5 + 4 {Ans: -1}-50 ÷ -50 {Ans: 1}9 - (-13) {Ans: 22}7/10 - 2/5 {Ans: 3/10}¾ = /16 {Ans: 12}2.4 x 3 {Ans: 7.2}54 + 23 {Ans: 77}9 ÷ ¹/³ {Ans: 27}100% of 36 {Ans: 36}8.5 - 1.074 {Ans: 7.426}20.45 ÷ 5 {Ans: 4.09}3 ₇/₈ ÷ 5 ₁/₆ {Ans: ¾}