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Earn +20 ptsQ: What is number of operation signs?
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What is has numbers and operation signs but no equal sign?
A mathematical expression has numbers and operation signs with no equal sign. Equations, on the other hand, do contain equal signs.
What expression is the inverse operation of 3020?
3020 is a number, not an operation. A number cannot have an inverse operation.
What is part of a number sentence that combines numbers and operation signs but does not have an equal sign?
An "expression", is part of a number sentence that combines numbers and operation signs but does not have an equal sign" Example: x/y , when x=10 and y=5 , the assumption of this expresssion is 10/5 or 2. Or: 2+3 , the assumption of this expression is 5 even though no equal sign is present. Lyle Larson 4th grade Southern California
What is the order of operation for 27?
There is no operation for a single number and so there can be no order of operation.
How can number senses help to know if you have subracted two mixed number correctly?
if you know the operation of your number you can do inverse operation
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