3,5 ×(4,9-4,6) --------------------------------------------------2×(4,5-3,6)=?

Question

3,5 ×(4,9-4,6) --------------------------------------------------2×(4,5-3,6)=?

Answer 1

3,5 ×(4,9-4,6) -2×(4,5-3,6)=3.5*0.3-2*0.9=1.05-1.8= -0.75

Comments

3,5 ×(4,9-4,6)=3.5*0.3=1.05

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2×(4,5-3,6)=2*0.9=1.8

Answer 2

1. 3,5*0,3= 1.05
2. 2*0,9=1,8