Posted by Hong on .
How can adding doubles help you to multiply by 2 ? give an example in your explanation

Math Garde 3 
Ms. Sue,
3 + 3 = 2 * 3
4 + 4 = 2 * 4 
Math Garde 3 
Kassidy,
How adding help doubles help you to multiple by 2

Math Garde 3 
Kaidan,
8+8=16
2x8=16 
Math Garde 3 
jiya yadav,
by we can do 19 times 2 is a big number
so its a example 
Math Garde 3 
Anonymous,
Dab