Question

13.5 + 14.8 =

21.5 + 6.5 =

4.5 - 3.5 =

5.5 + 5.5 =

66.5 - 64.3 =

30.0 + 30.0 =

30.0 - 29.9 =

100.5 + 100.5 =

200.0 - 199.0 =​

Answer 1

Explicação passo-a-passo:

$13.5 + 14.8 = 28.3$

$21.5 + 6.5 = 28$

$4.5 - 3.5 = 1$

$5.5 + 5.5 = 11$

$66.5 - 64.3 = 2.2$

$30.0 + 30.0 = 60$

$30.0 - 29.9 = 0.1$

$100.5 + 100.5 = 201$

$200.0 - 199.0 = 1$