Question

3.25x6.7+32.5x0.33怎么简便运算？

Answer 1

3.25*6.7+32.5*0.33=3.25*6.7+3.25*3.3=3.25*10=32.5

Answer 2

3.25×6.7 3.25×3.3=3.25×（6.7 3.3）=32.5 3.25×6.7＋32.5×0.33 =3.25×6.7＋3.25×3.3 =3.25×(6.7 3.3) =3

追问

是0.33