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Stella [2.4K]
3 years ago
15

Write an expression that can be used to multiply 6x198 mentally

Mathematics
2 answers:
slavikrds [6]3 years ago
5 0
You could multiply
6 times 100

then 6 times 90 or 6 times 9 then add zero

and finally 6 times 8

then add them all together

i don't think its what you want but this is what i would do. mentally
Vilka [71]3 years ago
4 0
6×100+6×90+6×8 I think that is the answer
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