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now i am coming with new math trick from this trick u can multiply between 11 to 19 easily 1 )first you have to add last digit of both numbers and then multiply with 10 2)second multiply last integer of both numbers and add in 1st now answer comes for example 13*19=247 method-(13+9)*10+3*9=247

now i am coming with new math trick from this trick u can multiply between 11 to 19 easily


1 )first you have to add last digit of both numbers and then multiply with 10


2)second multiply last integer of both numbers and add in 1st now answer comes


for example


13*19=247


method-(13+9)*10+3*9=247

Grade:11

1 Answers

NANDA
18 Points
10 years ago
Do you think ppl are ignorant of multiplication

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