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.
Answer: Gear B turns 90 times when gear A turns 60 times
Step-by-step explanation: To solve this you just 30x3=90
Answer:
300
Step-by-step explanation:
there are 100 cm in a meter (I believe)
3 and 17
17-3=14
hope that helps
Answer:
C
Step-by-step explanation:
