What is 1 minus minus 0.6

=1.6
mmmmmmmmm

The four digit 56 () 2 can be divided by 8 and 9. How much is in the brackets?

No solution
The four digit 5652 can be divided by nine
Four digits 5632, 5672 can be divided by 8
Four digits divisible by 8 and 9 are not available at 56 () 2

If the product of the two inner terms of a ratio is 1, then its two outer terms must be reciprocal______ ．

Because the product of two reciprocal numbers is 1, and because the product of two internal terms of the proportion is 1, then the two external terms of the proportion are reciprocal

The largest three digit number that can be divisible by 2, has a divisor 5 and is a multiple of 3 is ()

It's 990
First of all, it can be divided by 2, and it has a divisor of 5, so it can be sure that it must end with 0
It's a multiple of three. What's the biggest three digit number
Then he is 990

Judgment question: in a proportion, if the two external terms are 3 and 4, then the product of the two internal terms must be 12 ()

Judgment: in a proportion, if the two external terms are 3 and 4, then the product of the two internal terms must be 12 () pairs
Because the product of two external terms is equal to the product of two internal terms

A three digit number contains both the divisor 2 and the divisor 3, and the number on the hundred is a multiple of the number on the ten. The maximum of the three digit number is () and the minimum is ()

A three digit number contains a divisor 2 and can be divided by 3, and the number in the hundreds is a multiple of the number in the tens. The maximum of the three digit number is (996) and the minimum is (114)

In proportion, the product of two external terms equals the product of two internal terms

√

There is a three digit number, which is a multiple of 2, 3 and 5. The smallest of these three digits is_ The biggest is_ ．

According to the analysis, the smallest of these three digits is 120, and the largest is 990

In a proportion, the product of two external terms minus the product of two internal terms, the result is 0
2. In the scale ruler, the distance on the graph is always less than the actual distance
The volume ratio of cylinder to cone is 3:1
4. When a square is enlarged by 3:1, its perimeter and area are expanded by 3 times
The circumference of an equilateral triangle is in direct proportion to the length of one side

1、（√） 2、（×） 3、（×） 4、（×） 5、（√）

A three digit number is not only a multiple of 2, but also a factor. 5. The number on the hundred is the smallest prime number, and the number on the ten is a multiple of the number on the hundred. What is the possibility of this three digit number?

This three digit number is 2 in the hundred, 2 or 4, 6 or 8 in the individual, and 0 in the individual. Therefore, this three digit number may be 220 or 240, 260 or 280. A: this three digit number may be 220 or 240, 260 or 280

What is 1 minus minus 0.6