Study guides

☆☆

Q: Which property would help you solve 42 15 28 mentally because you would add 42 and 28 first then add 15?

Write your answer...

Submit

Still have questions?

Related questions

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.

Devide them into smaller sections

property of divisiion

You don't because you only need to do the multiplication problem.

partheses because that the first order of operation

The multiplication property of equality is, as the name suggests, a property. It does not require solving!

you solve the problem in your head with no help from calculators or number lines ect..

Because you need to use inverse operations and the opposite of multiplication is division.

division property of equality or multiplication property, if you multiply by the reciprocal

32

13.3

additive

People also asked