Definitions
What is the definition of...SUM
The product of two or more ADDENDS
2 + x = 4
2
8+9=
17
10+12+x=32
10
2+2+2+2 =
8
What does ADDEND mean?
Two or more numbers added together to produce a sum
6+ x = 14
8
12+10=
22
8+9+x=20
3
5+6+8=?
20
Describe what a NUMBER SENTENCE is.
ADDENDS added together that produce a sum ex. 5+5=10
8+x=20
12
22+11=
33
33+24+x=144
87
8+x=34
26
What is another word for joining numbers together?
addition
20 + x=44
24
55+60=
115
37+x+93=202
72
4+4+4+4+4=
20
What does the word total mean?
All Together
107 + x= 236
129
23+14
37
X+55+78=189
56
57+x=73
16