Find the greatest number which exactly divides 280 and 1245 leaving reminder 4 and 3
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Answer:
Step-by-step explanation:
Subtract 4&3 from380&1245
280-4=276
1245-3=1242
277=2×2×3×23
1242=2×3×3×3×23
HCF..2×4×23=138
Answer is 1388
Answered by
2
Simple ,
Substract 4 from 280 & 3 from 1245 .
280 - 4 = 276 , 1245 - 3 = 1242
Find lcm of both
Lcm of 276 : 2*2*3*23
Lcm of 1242 : 2*3*3*3*23
Now take HCF ,(highest common factor)
HCF = 2*3*23
HCF = 138
Answer : 138
Hope it will be use full .
Substract 4 from 280 & 3 from 1245 .
280 - 4 = 276 , 1245 - 3 = 1242
Find lcm of both
Lcm of 276 : 2*2*3*23
Lcm of 1242 : 2*3*3*3*23
Now take HCF ,(highest common factor)
HCF = 2*3*23
HCF = 138
Answer : 138
Hope it will be use full .
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