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How do you make numbers 1-9 equal 99 by adding and subracting them?
You can't if its just adding and subtracting. If you can multiply and divide then: 9 * 8 = 72 5 * 6 = 30 30 + 72 = 102 102 - 3 = 99 Notice I haven't used all of the numbers... I don't know whether you were supposed to...
What were John Napier and rods able to do?
They were able to convert the process of multiplication (or division) to addition (subtraction). This allowed large amounts of work to be delegated to clerical staff who were competent at adding and subtracting and a lot cheaper than people who could multiply and divide efficiently.
Convert 77 degree Fahrenheit to celsius?
Start by subtracting 32 from 77 .Then multiply the answer with 5 and divide by 9. In this case the answer is 25 degree celsius.
How do you calculate dollars and cents?
You add it. Or you can use decimals if i have $8.50 and i want to take out $5.00 i would use decimals and same if your adding subtracting etc. If you don't know how to multiply decimals just ignore them then add them i the end, how you know where it goes? You count how many numbers are behind! Same for division except you divide.
780 f equals how many k?
Start by subtracting 32 from 780. Then multiply the answer with 5 and then divide by 9. In this case the answer will be in celsius. Then add 273 to the number. In this case the answer is 688.5 K.
Why do you need a common denominator when adding and subtracting fractions but not when you multiply or divide fractions?
For subtracting and adding you cannot add or subtract unalike things. For multiplication and division you can multiply by whatever you want. In some maths you even multiply by variables such as "x". Or divide by them.
What is the 4 steps in math?
Grouping SymbolsPowers, roots Adding,Subtracting Multiply, Divide
How does 1569 24 by adding subtracting multiply or divide?
It is: (9-5)*6*1 = 24
Why is multiply and divide fractions is important?
because it is easier than adding and subtracting so many times??
How do you divide exponets?
You divide exponents by simply subtracting the exponents. You multiply exponents by adding them together. You can test your answers by doing long math.
Adding And Subtracting metric units?
First you work our how much to divide multiply by ( 1000,100,10 ). Then u add or subtract the amount
What operators perform mathematical calculations such as adding and subtracting?
The main four operators are: Plus (+) Minus (-) Multiply (*) or (x) Divide (/) or (÷)
How can you make seven without adding or subtracting a number?
divide 28 by 4
What can help you with your adding and subtracting and multiplying and divide?
a calculator what r u havin trouble with
What is adding or subtracting two related quantities by the same number called?
It is called algebra. When two quantities are related as long as you do the same operation to both (add, subtract, multiply, or divide) you do not change the relation
Does estimating mean multiply or divide?
None. It is more like adding.
Grouping symbols exponent multiply and divide add and subtract?
There are different symbols for multiply, dividing and subtracting. You can use the symbols like "x, / and -".
