Homework - what is the addition property in each of these?

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Homework - what is the addition property in each of these?

1. (3+1)+6=3+(1+6)

2. 20+5=5+20

Thanks.

2006-10-10 09:57:22 · 4 answers · asked by MMike 3 in Education & Reference ➔ Homework Help

4 answers

1. (3 * 2) + 1

2. (5 * 4) + 5

2006-10-10 10:01:46 · answer #1 · answered by Philip W 7 · 0⤊ 0⤋

associative property for the first
(how the numbers in a equation are grouped)

communative property for #2
(it doesnt matter in which order numbers in a equation are added)

2006-10-10 17:00:07 · answer #2 · answered by Anonymous · 0⤊ 0⤋

.Additive Idenity propety of addition

2.communative property of addition

my sister just finished that lesson in, her math class

2006-10-10 17:00:34 · answer #3 · answered by xoex0hxo 2 · 0⤊ 0⤋

idk

2014-02-19 16:53:35 · answer #4 · answered by Hayes 1 · 0⤊ 0⤋