16. A negative number x a negative number is always positive. * true false nositi
1 answer:
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Mrs. Zamir has left to buy eraser.
Further explanation :
Multiplication is a mathematical operation such that two real numbers are performed in such a way that they derive a third number called product.
For example:
There are two numbers then multiply both the numbers as,
Therefore, 20 is the product of 4 and 5.
It is given that Mrs. Zamir wants to buy 8 protractors and some erasers for her classroom.
She has total .
If the price of the protractor is each.
Therefore, she spends total amount of money on protractor can be calculated by multiplying 8 protractors by 2.65 as,
Thus, she spends on protractors.
Now, she has total and
she spends on protractors.
Therefore, she left with the amount as,
Therefore, she has amount left for eraser.
Learn more :
1. Problem on the whole numbers are positive integers brainly.com/question/1852063.
2. Problem on the adding and simplifying the numbers brainly.com/question/894273.
3. Problem on the general form of the equation of the circle brainly.com/question/1506955.
Answer details:
Grade: Junior school
Subject: Mathematics
Chapter: Multiplication and division
Keywords: Mrs. Zamir, protractors, erasers, cost, multiplication, division, addition, subtraction, real numbers, decimal numbers.