Question

4×(6+1)-10:(1+9),2×(4+6)-27:(3+6),9×(1+3)-15:(2+5),7×(8+3)-30:(9+6)

Answer 1

4×(6+1)-10:(1+9) = 27

4×7-10:10

28-1 = 27

2×(4+6)-27:(3+6) = 17

2×10-27:9

20-3 = 17

9×(1+3)-15:(2+5) = 33,857 arredondando para 34

9×4-15:7

36-2 = 34

7×(8+3)-30:(9+6) = 75

7×11-30:15

77-2 = 75

Tenho 92% de certeza que está certo