Add twenty units to the number 66. What is the resulting number?
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Add twenty units to the number 66. What is the resulting number?
To solve this problem, we'll follow these steps:
Now, let's work through each step:
Step 1: The initial number is given as 66, and we need to add 20 to it.
Step 2: We'll perform the addition:
Therefore, the solution to the problem is .
If we have 85 blocks in total, how many blocks will remain if we remove 4 tens and 1 one?
The problem says "add twenty units" which means combine or put together. When you add, you're making the number bigger, not smaller!
Absolutely! Since 20 is a round number, you can think: 66 + 20 = 60 + 6 + 20 = 80 + 6 = 86. Breaking it down makes mental math easier!
That's perfectly fine! Addition is commutative, which means . The order doesn't change the answer.
Use subtraction to check: . Since this gives you back the original number, your addition is correct!
"Units" just means individual items or ones. So "twenty units" simply means the number 20. It's the same as saying "add 20" to the number 66.
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