Question

9.7×4.6+0.97×33+0.21×97简便计算

9.7×4.6+0.97×33+0.21×97简便计算

Answer 1

9.7×4.6+0.97×33+0.21×97
=9.7×4.6+9.7×3.3+2.1×9.7
9.7x(4.6+3.3+2.1)
=9.7x10
=97

Answer 2

9.7×4.6+0.97×33+0.21×97
=9.7×4.6+9.7×3.3+2.1×9.7
=9.7x（4.6+3.3+2.1）
=9.7x10
=97
希望能帮到你！

Answer 3

9.7×4.6+0.97×33+0.21×97
=9.7x4.6+9.7x3.3+2.1x9.7
=（4.6+3.3+2.1）x9.7
=10x9.7
=97