Question

528 = 15 703 = 10 397 = 19 700 =

Answer 1

Answer:

The pattern of this sequence of equations suggests that x=y means:

x=the sum of x digits on the left side of the equation and y=the summation of the digits.

Example

(1) 5+2+8=15

(2) 7+0+3=10

(3) 3+9+7=19

Then,

(4) 7+0+0=7

C.H.

$\:$

Answer 2

Answer:

$\huge\bold\star\mathtt{\fcolorbox{red}{pink}{Answer}}$

The pattern of this sequence of equations suggests that x=y means:

x=the sum of x digits on the left side of the equation and y=the summation of the digits.

Example

(1) 5+2+8=15

(2) 7+0+3=10

(3) 3+9+7=19

Then,

(4) 7+0+0=7

C.H.