Answer:
9 because 36 divided by 4 is 9
Step-by-step explanation:
2.3= 2.03 so there for it is equal
Answer:
the answer is 18 cm
Step-by-step explanation:
Answer:
549
Step-by-step explanation:
A calculator can give you an equivalent expression.
I might work from the middle outward:
= 486 -3 +33×2
= 483 +66
= (480 +60) + (3 +6)
= 540 + 9
= 549