click below
click below
Normal Size Small Size show me how
Topic 1
Understanding Addition & Subtraction
Term | Definition |
---|---|
part | one piece of a whole |
plus | added to |
sum | the amount in all after you add |
add | join groups together |
addition sentence | sentence showing numbers added together to equal a sum example: 3 + 4 = 7 |
digit | single number (0,1,2,3,4,5,6,7,8,9) All numbers are created using these digits. |
equal | means "the same as" |
whole | two or more parts added together |
join | put together |
difference | the amount that is left after you subtract |
minus | to take away or subtract |
subtraction sentence | sentence showing numbers subtracted to equal a difference example: 8 - 4 = 4 |
subtract | find out how many are left or which group has more |
separate | can mean to subtract |
fewer | having a lesser amount |
more | a group with a greater number |
related | addition and subtraction sentences with the same numbers |
fact family | a group of related addition and subtraction facts |