Answer:
Step-by-step explanation:
so what you do is look at the signs so # 3 you take -64 and sub that from -16 but because they are both - signs your going to add HOPE THAT HELPS!
Answer:
66
Step-by-step explanation:
Use the combination formula.
Answer:
3 + x
Step-by-step explanation:
Sum means to add, so you would just add 3 and x (since they haven't given an actual number and only a variable).
Answer:
0 + 1
______
i
= -1
Step-by-step explanation:
0 + 1
____
1
1
___
1
1 X i
______
i X i
1i
___
iX i
i
____
-1
= -1
Answer:
Whether you're teaching the meaning of fractions or fraction operations, visual models can help students connect fractions to what they already know. Division is an essential foundation for fractions. Once students can divide objects into equal groups, they can begin to grasp dividing a whole into equal parts.
Step-by-step explanation: