add subtract decimals Flashcards
1
Q
when + or - decimals, what is rule?
A
line up the decimal point
2
Q
the answer to a subtraction problem
A
difference
3
Q
what does this model represent?
A
tenths
4
Q
What does this model represent?
A
hundredths
5
Q
a sentence numbers and at least one math operation in it but is unsolved
A
expression
6
Q
a mathematical sentence that has two equal sides separated by an equal sign
A
expression
