问题
解答题
2×[3328+(32×105-3328)].
答案
2×[3328+(32×105-3328)],
=2×[3328+],
=2×[3328-3328+3360],
=2×3360,
=6720.
2×[3328+(32×105-3328)].
2×[3328+(32×105-3328)],
=2×[3328+],
=2×[3328-3328+3360],
=2×3360,
=6720.