a: =10000+1025=11025
b: =15x(2+3+5)=150
\(a,\left(3416+6584\right)+1025=11025\\ b,15\times\left(2+3+5\right)=150\)
a)
3416 +1025 + 6584 =( 3416+6584)+1025
= 10000+1025
=11025
b) 15 x 2 + 15 x 3 + 15 x 5 = 15.(2+3+5)
= 15. 10
=150
a,(3416+6584)+1025=11025b,15×(2+3+5)=150
3416 +1025 + 6584 =( 3416+6584)+1025
= 10000+1025
=11025
15 x 2 + 15 x 3 + 15 x 5 = 15.(2+3+5)
= 15. 10
=150
a)3416 +1025 + 6584 =( 3416+6584)+1025
= 10000+1025
=11025
b)15 x 2 + 15 x 3 + 15 x 5 = 15.(2+3+5)
= 15. 10
=150