Question

3.4*6.7+1.7*6.6简便运算怎么做

Answer 1

3.4*6.7+1.7*6.6简便运算怎么做

3.4*6.7+1.7*6.6简便运算怎么做
3.4*6.7+1.7*6.6
=3.4*6.7+1.7*2*3.3
=3.4*（6.7+3.3）
=3.4*10
=34

6.6*3.5-6.7*3.4如何简便运算

3/4÷6/5+3/4×7/6-1/4 =3/4×5/6+3/4×7/6-3/4×1/3 =3/4×(5/6+7/6-2/6) =3/4×5/3 =5/4

6.6+3.4-3.4+6.6的简便运算

6.6+3.4-3.4+6.6
=（6.6+6.6）+（3.4-3.4）
=13.2+0
=13.2

简便运算6.6^2+2*6.6*3.4+3.4^2

简便运算6.6^2+2*6.6*3.4+3.4^2

6.6^2+2*6.6*3.4+3.4^2
=(6.6+3.4)^2
=10^2
=100

10.47—3.4+6.6简便运算

10.47—3.4—6.6 是 —6.6 吧
=10.47—(3.4+6.6)
=10.47-10
=0.47

简便运算：6.54×6.6+3.4×6.54

6.54×6.6+3.4×6.54
＝6.54x(6.6+3.4)
=6.54x10
=65.4

3.7×3.4+3.6×6.6简便运算

3.7×3.4+3.6×6.6
=（3.6+0.1）×3.4+3.6×6.6
=3.6×3.4+0.34+3.6×6.6
=3.6×（3.4+6.6）+0.34
=36+0.34
36.34

1.25+3.4-0.23+6.6简便运算怎么写

1.25+3.4-0.23+6.6
=(1.25-0.23)+(3.4+6.6)
=1.02+10
=11.02

16.8-3.4+ 6.6用简便运算怎么写

16.8-3.4+ 6.6用简便运算怎么写
16.8-3.4+ 6.6
=13.4+6.6
=20
直接计算

6.7*2.2+2.2*3.4--0.22 简便运算

=2.2*（6.7+3.4-0.1）=2。2*10=22