Fractions
Another name for 1/2
Half
Operation to use when you see "how many more", "how many less", or "difference" in a word problem
Subtraction
2D shapes
What place is the 8 in 831
hundreds
Another name for 1/4
Quarter
Operation to use when use see "total", "all together", "sum", and "in all"
Addition
Another name for shapes with more than 2 sides
3D Shapes
What place is the 1 in 832.31
Hundreths
The top number of a fraction
Numerator
Operation to use when "product", "times", "in all", "all together" and when you see groups in the problem
Multiplication
The formula for area
width X length
What place is the 2 in 825
tens
Equivalent fractions
Fractions that are the same size but use different numbers
Division
The formula for perimeter
side + side + side + side = perimeter
What place is the 7 in 935.71
Tenths
The multiple that two denominators of a fractions have in common