Question

647 + 142 + 858 + 253​

Answer 1

Answer:

$(647 + 253) + (142 + 858)$

$900 + 1000$

$1900$

Answer 2

Answer:

T

Step-by-step explanation:

647+142+858+253

= 647+253+142+858 ( USING COMMUTATIVE PROP)

= {647 +253}+ { 142+858} (USING ASSOCIATIVE PROP }

= 900+100

=1900