Question

calcule 7/4 × 3/2 - 3/5 : 2/3 + 1​

Answer 1

Resposta:

109/40

Explicação passo-a-passo:

7/4 × 3/2 - 3/5 ÷ 2/3 + 1

21/8 - 3/5 × 3/2 + 1

21/8 - 9/10 + 1⇒mmc = 40

105 - 36 + 40/40

145 - 36/40

109/40

Bons estudos.