7*7 + 7 - 7 is one of many ways to do this.
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357 * 49 / 7 = 2499
49 metre because seven sevens = 49
42, 49, 56, 63, 70.....
Its easy 50=49+1 (7*7)=49 and (7/7)=1 50=(7*7)+(7/7)
Answer 6Here is why:7x7=49 which is 1 too many, so there are six sevens in 48 with a remainder of 6.