Question

18.15+75.18+220 =

Answer 1

=(15+75) . 18+220

=90 . 18 +220

=1620+220

=1840

tk nhé

Answer 2

=18.(15+75)+220

=18.90 +220

=1620 +220

=1840

Answer 3

18 . 15 + 75 . 18 + 220

= 18 . (75 + 15) + 220

= 18 . 90 + 220

= 1620 + 220

= 1840

Answer 4

18.15+75.18-220

=18.(15+75)-220

=18.90-220

=1620-220

=1400