Simplify of 640÷80×4-4 of20+639-72÷9
Anonymous:
u mean (4)(-4) when you tell '4-4'???
or 4 - 4
because both are different
(4)(-4)= (-16)
4 - 4 =0
Answers
Answered by
1
640÷80×4-4
= 8×4-4
= 32-4
=28
20+639-72÷9
=20+639-8
=659-8
=651
therefore the answer should be 28 × 651
= 18228
= 8×4-4
= 32-4
=28
20+639-72÷9
=20+639-8
=659-8
=651
therefore the answer should be 28 × 651
= 18228
Similar questions