Question

verifique as expressoes
a)4,96+0,75=4,7
b)5,21-0,003=5,18
c)4,02+0,009+3,4=7,429
d)9-0,9-0,009=8,99​

Answer 1

Explicação passo-a-passo:

a)4,96+0,75=4,7

Falso

4,96 + 0,75 =5,71

b)5,21-0,003=5,18

Falso

5,21-0,003 = 5,207

c)4,02+0,009+3,4=7,429

Verdadeiro

d)9-0,9-0,009=8,99

Falso

9-0,9-0,009=8,091