12. ( 630 X 63 )+ ( 900/ 36 =

12. ( 630 x 63 )+ ( 900/ 36 =

Answer:

12. 39,715

how?

first multiply 630 by 63

630 × 63 = 39,690

then divide 900 by 36

900 ÷ 36 = 25

add both numbers

39,690 + 25 = 39,715

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See also 7k⁴+4k³ , 2+16k² Adding Binomials