Because that is how addition is defined.
One lot of tens and no units added to one lot of tens and no units makes two lots of tens and no units.
10 plus 20-2 - 11 plus 3 is equal to 20.
It is an arithmetical statement.
your answer is 20 ( 10+5=15+5=20)
11 plus 5-10 plus 20-9 plus 14-10 is equal to 21
Yes.
1 + 10 + 20 = 31
10 plus 20-2 - 11 plus 3 is equal to 20.
yess
20 - 303 + 10 = -293
It is an arithmetical statement.
your answer is 20 ( 10+5=15+5=20)
11 plus 5-10 plus 20-9 plus 14-10 is equal to 21
10 + 10 = 2020
Yes.
it means that x should equal 10. x + x = 20. x = 10
Assuming it is separated:(10 + 10) / 10 = 2Order of operations:10 + 10 / 10 =10 + 1 = 11
286