Answer:
9 + 10 = 21
Step-by-step explanation:
9 + 10 = 21
Factor out 9 and 10
9 = 3 · 3 10 = 2 · 5
Next multiply 3 by 2
3 × 2 = 6
Then multiply 3 by 5
3 · 5 = 15
Finally add the products
15 + 6 = 21
Sarah wanted to share her apple with 3 of her friends , but she only had 1/2 of an apple left. What math problem should she write to figure out how to split her apple. Explain your answer.
Answer:
V=a3=33=27
Step-by-step explanation:
sorry if its wrong
Answer:
Hey there!
The system can be written as
l+w=20000
w+1000=l
Let me know if this helps :)
Answer:
Step-by-step explanation:
2+9 = 11
use number line
count 11 steps