11×22+0.22×3300+330×4.4

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11×22+0.22×3300+330×4.4
11×22+0.22×3300+330×4.4

11×22+0.22×3300+330×4.4
11×22+0.22×3300+330×4.4
=11×22+22×33+33×44
=11×22(1+3+3×2)
=242×10
=2420

11×22+0.22×3300+330×4.4
=11×22+22×33+22×2×33
=22×(11+33+2×33)
=22×110
=2420