Im probably wrong but i think you would do -4 - 7 + 3 = -8
1.3 times 10 is 13 and 13 to the 15th power is 51185893014090760
Answer:

Step-by-step explanation:

Answer:
dont mind me just tryna figure this out ignore till i figure it
Step-by-step explanation:
You regroup because the 4 in 64 plus the 3 in 43 equals 7, then you move onto the tens place, and 60 plus 40 equals 100, so that is how. Your answer is 107.