Add: Jeff picked
up 43 marbles, 73 sea shells, and 105 pins. How many things did
he pick up altogether?

Total

What was the total number
of things he picked up?

Sum

What is the sum of the items he
picked up?

plus / Is

4 plus 4 is
8

And

2 and 2 are
4

Both

What is the cost of both
items

Combined

What is the total of all the entries
after they are combined?

SUBTRACT

Left

How much money is left?

Remaining

How much money is remaining?

Less

How much less did she
eat last week?

Less than

The large glass contains 6 ml of milk.
The small glass contains 2 ml less than the large
glass. How many ml does the small cup contain?

Difference between

What is the difference between
3 dollars and 2 dollars?

More

How many more people
live in Hay River han in Fort Smith?

Increase

How much did the prices increase
from last year?

Go up / grow / rise

Increase: This key
word may surprise you. You might think that "increase"
would mean to "add". But it doesn't. To find an increase,
you have to subtract the old, lower size or amount from the new,
higher amount. The same goes for "go up",
"grow", and "rise".