adding and subtracting fractions
1/12-1/12
0
655 rounded to the nearest 10
660
6x7=
42
find perimeter 22 and 8
60
is a triangle a quadrilateral
no
2 8/12-2 2/4
1/6
782 rounded to the nearest 100
800
8x9=
72
find perimeter 42 and 6
96
are rectangles and squares both quadrilaterals
yes
3 4/6+4 2/5
1 1/15
862 rounded to the nearest 10
860
9x9=
81
find perimeter 86 and 52
276
is a rectangle a quadrilateral or a triangle
rectangle
7 6/3-6 5/2
1 1/1
512 rounded to the nearest 100
500
60x7=
420
find perimeter 240 and 166
800
which does not belong square,triangle,rectangle,trapizoid
triangle
9 6/4+8 5/2
17 6/11
1,638 rounded to the nearest 100
1,600
69x52=
3,588
find perimeter 568 and 382
1,900
which does not belong pentagon,rhombus,trapezoid,rectangle
pentagon