-6 × -3
- × - = +
6×3 = 18
= 18
Answer:
1) 91
Step-by-step explanation:
28 + 63 = 91
There's more than one way to do this problem.
Try this: Mult. both 109 and 5 by 2, obtaining 218 and 10.
What is 218 div. by 10? Do this in your head.
7% in decimal form is 0.07
The statement on the bottom left is correct. (6 students studied for 20 to 24 hours)
