Find the Sum
Commutative
Identity
Assosiative
Bonus
100
3+2=
What is 5
100
7 + 3 = 3 +
What is 7
100
7 + 0=
What is 7
100
3 + (2 + 1 ) =
What is 6
100
15+0=
What is 15
200
10 + 12 =
What is 22
200
10+5=5+
What is 10
200
19+0=
What is 19
200
(5+6)+6=
What is 17
200
20+100=100+
What is 20
300
15+6=
What is 21
300
15+7=7+
What is 15
300
25+0=
What is 25
300
(8+6)+6=
What is 20
300
30+30=
What is 60
400
30+12=
What is 42
400
27+9=9+
What is 27
400
40+0=
What is 40
400
(80+20)+20=
What is 120
400
40+30=
What is 70
500
60+30=
What is 90
500
49+10=10+
What is 49
500
200+0=
What is 200
500
(90+30)+20=
What is 140
500
30+50=50+
What is 30
M
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