Math rocks
Subtract x from 8
8-x
y more than 182
182+y
Divide 703 by z
703/z
x groups of 27
27x
9 less than t
t-9
There are x boxes of cupcakes. Each box has 12 cupcakes. How many cupcakes are there altogether?
12x cupcakes
Mindy is y cm shorter than Bob. If Bob is 1.6 m tall, how tall is Mindy in centimeters?
(160-y)cm
There are w number of sweets in a bag. It is shared equally amongst 8 children. How many sweets does each child get?
w/8
John has $x in his piggy bank. He received another $15 dollars from his mother. How much money does he have now?
$(x+15)
Keds has $20. Keds has $x less than Jane. How many does Jane have?
$(20+x)
Mel had $p. She bought a book received $5 change. How much did the book cost?
$(p-5)
John had $983. He shared it equally with x friends. How much did each friend get?
983/x
Jane has $z. She has 3 times as much as Ken. How much does Ken have?
$(z/3)
The length of a square is y meters. What is the perimeter of the square?
4y meters
The perimeter of a square is ycm. What is its length?
(y/4) cm
(xy) cm2
The area of a rectangle is x m2. If its breadth is 9m, what is its length?
(x/9) m
The area of a rectangle is 48cm2. If its length is x cm, what is its breadth?
(48/x)cm
$(4x-9)
The mass of a durian is x kgs. A watermelon weighs 3 times as much as a the durian. A papaya weighs 1 kg less than the durian. What is the total weight of a watermelon and a papaya?
watermelon = 3x
Papaya = x -1
Total = 3x + x - 1
= (4x-1) kg
Danny saved y dollars. He saved 9 dollars more than Sarah. How much money did they have altogether?
(2y-9) dollars
The dimensions of a rectangle are x by 8 cm. What is its perimeter?
(2x + 16)cm
The length of a square is (x+2) cm what is its perimeter?
(4x+8)cm
The base of a triangle is 8cm. Its height is y cm. What is its area?
(4y) cm2
x marbles were shared equally between Dol and Boss. Dol lost 7 marbles. How many marbles did Dol have left in the end?
(x/2)-7