Question

6.28×1.35+3.14×3.72+1.79×6.28怎么算

6.28×1.35+3.14×3.72+1.79×6.28怎么算

Answer 1

6.28×1.35+3.14×3.72+1.79×6.28=8.478+11.6808+11.2412=31.4

或者6.28×1.35+3.14×3.72+1.79×6.28=3.14×2×1.35+3.14×3.72+1.79×3.14×2=3.14×（2×1.35+3.72+1.79×2）=3.14×10=31.4

菁英

Answer 2

6.28×1.35+3.14×3.72+1.79×6.28
=6.28×1.35+6.28×1.86+1.79×6.28
=6.28×（1.35+1.86+1.79）
=6.28×

追答

接着写，手不小心点了

=6.28×5
=31.4