Question

caucule as subtração em seu caderno​

Answer 1

a) 8,4 - 5,7 = 84/10 - 57/10 = 27/10 = 2,7.

b) 15,6 - 2,800 = 156/10 - 28/10 = 128/10 = 12,8.

c) 7 - 0,9 = 70/10 - 9/10 = 61/10 = 6,1.

d) 2,643 = 2643/1000 - 0/1000 = 2643/1000 = 2,643.

e) 9,08 - 1,719 = 9080/1000 - 1719/1000 = 7361/1000 = 7,361.

f) 6,4 - 2,057 = 6400/1000 - 2057/1000 = 4343/1000 = 4,343.