Let's review The laws of arithmetic
Authored by Như Quỳnh
Mathematics
5th Grade
Used 62+ times
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10 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
First, I will check your vocabularies😂
It doesn't matter how we group the numbers when we ADD or when we MULTIPLY. Ex: (a + b) + c = a + (b + c).
What is this rule?
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
We can swap numbers over and still get the same answer when we ADD or when we MULTIPLY. Ex: a + b = b + a
What is this rule?
(a)
3.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
a(b+c) = ab + ac
What is this rule?
(a)
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
All of these below:
(...), [...], {...}
What are they?
(a)
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
This order of operations stands for Parentheses, Exponent, Multiplication and Division, Addition and Subtraction
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Amazing😍
Now, let's move on to practice!!!
Complete the calculation
36 × 97 = 36 × (100 - [...])
(a)
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Complete the calculation
(10 - [...]) × 10 = 10
(a)
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