Answer:
113
Step-by-step explanation:
supplementray means 180-67=113
97 rounds up to 100
78 rounds up to 80
100x80= 8,000
estimate=8,000
97x78=7,566
product=7,566
Answer:
3:1
54:18
Step-by-step explanation:
You can divide both sides by 9 to get one ratio:
27/9:9/9
3:1
You can also multiply both sides by 2 to get another ratio:
27(2):9(2)
54:18
Answer:
de
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
I got it right on Khan Academy