addition
what is the sum of 456 + 321
777
what is the difference of 45 − 19 = ___
26
This word means to take away or find the difference between numbers.
subtract
what is the sum of 3780 + 4137
7917
what is the difference of 326 − 178 = ___
148
The answer to a subtraction problem is called this.
difference
what is the sum of 56,432 + 12,214
68,646
what is the difference of 4,205 − 3,768 = ___
437
When subtracting large numbers, you sometimes have to “borrow” from the next place value. This process is also called what?
regrouping
what is the sum of 23,499 + 49,318
72,817
what is the difference of 52,034 − 38,947 = ___
13,087
This operation means to put numbers or amounts together.
addition
what is the sum of 399,999 + 230,781
630,780
what is the difference of 620,508 − 479,653
140,855
The answer to an addition problem is called this.
sum