Question

13.25-(6.78+3.45)简便计算

Answer 1

13.25-(6.78+3.45)简便计算

13.25-(6.78+3.45)
=13.25-3.45-6.78
=9.8-6.78
=3.02

6.78+99+6.78简便计算

6.78+6.78+100-1

16.75 (13.25 3.5)简便计算

16.75+（13.25+3.5）
=16.75+13.25+3.5
=30+3.5
=33.5

简便计算6.78×99

6.78×99
=6.78x100-6.78
=678-6.78
=671.22

0.525÷13.25÷4×85.2用简便计算

0.525÷13.25÷4×85.2用简便计算
0.525÷13.25÷4×85.2
=（0.525*85.2）÷（13.25*4）
=44.73÷53
=0.8601923076923077...

6.78*99 0.678*10简便计算

你是缺少一个（+）号还是两个题？
如果是两个题：
6.78*（100-1）=6.78*100-6.78=671.22
0.678*10=6.78
如果是有一个（+）号
6.78*99+0.678*10=6.78*99+6.78=6.78*（99+1）=6.78*100=678

13.25-(6.25+3.5)简便怎么算

13.25-(6.25+3.5)
=13.25-6.25-3.5
=7-3.5
=3.5

6.78*0.1+6.78/0.1怎么简便计算

=6.78*0.1+6.78*10
=0.678+67.8
=68.478

6.78-0.84-0.16+2.22简便计算

=6.78+2.22-(0.84+0.16)=9-1=8

68×975-3.45简便计算

68×975-3.45
=68×1000-68×25-3.45
=68000-1700-3.45
=66300-3.45
=6626.55