0
Which property would help you solve 42 15 28 mentally because you would add 42 and 28 first then add 15?
Wiki User
∙ 15y ago
the property says that a+b+c is the same as a+c+b and it is the commutative property of addition.
Wiki User
∙ 15y ago
Add your answer:
Earn +20 pts
How can associative property of multiplication can help solve math problems mentally?
You can do the easy bits first. Thus, to calculate 7*5*2, instead of doing 35*2 = 70, you can calculate 7*10 = 70. By itself, the associative property is not as useful as it is in combination with the commutative and distributive properties.
How do you solve big numbers mentally?
Devide them into smaller sections
How do you use distributive property to solve 6x8?
You don't because you only need to do the multiplication problem.
What property do you use to solve a division equation?
property of divisiion
What do you solve first in the order of operations and why?
partheses because that the first order of operation
How do you solve The multiplication property of equality?
The multiplication property of equality is, as the name suggests, a property. It does not require solving!
What does mentally mean in math?
you solve the problem in your head with no help from calculators or number lines ect..
Why do you use the Division Property of Equality to solve an equation with multiplication?
Because you need to use inverse operations and the opposite of multiplication is division.
Which property of equality is used to solve the equation k - 21 equals -11?
32
What is the word to a property of equality used to solve multiplication equations?
division property of equality or multiplication property, if you multiply by the reciprocal
How do you solve -0.7x-14?
13.3
What property is use to solve simple exponential equations?
additive
