x 98 x 5 = 9800

5200 – = 99 x 52

34 x 25 = ( 100 x 34 ) :

(7 x 79) + (1 x 79) + (7 x 79) = x 79

( 70 x ) + ( 70 x 7 ) = 700

5 x 72 = 36 x

88 + 880 = x 11

62 x 54 = ( 60 x 54 ) + ( x 54 )

119 + = 47 +243 + 98 + 72

3 x 80 x 16 = 48 x

91 x 26 = 13 x

84 +84 + 168 + 84 + = 6 x 84

67 x ( 10 + 32 + 58 ) =

 : 10 = 81 + 2

21 x 44 = 21 x 22 x

( 15 + ) x 20 = 300 + 360

( 666 + 74 ) – 366 = 74 +

652 x 47 = ( 600 x 47 ) + ( x 47 ) + ( 2 x 47 )