Question

Află fiecare deîmpărțit necunoscut.
a) x : 5 = 81, rest 4 c) 2:7 = 103, rest 1
b) y : 4 = 200, rest 3 d) m: 8 = 0, rest 6​

Answer 1

A)

x : 5 = 81, rest 4

x = 5 × 81 + 4

x = 405 + 4

x = 409

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B)

y : 4 = 200, rest 3

y = 4 × 200 + 3

y = 800 + 3

y = 803

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C)

z : 7 = 103, rest 1

z = 7 × 103 + 1

z = 721 + 1

z = 722

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D)

m: 8 = 0, rest 6

m = 0 × 8 + 6

m = 0 + 6

m = 6