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estimate each of the following using general rule 890+678 , 468- 344 12765+10987 33678-13489 678945+12789​

By Ava

estimate each of the following using general rule 890+678 , 468- 344 12765+10987 33678-13489 678945+12789​

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Ava

(a)
The Roman numerals that are never subtracted are :
(b) D,XL 0
(c) V,L,D
(d) None
(a) V,L,X
erals

3 solve part B.. . Verify the distributive property
multiplication over addition and subtract
The
gives
3