Question

直接写出得数． 28÷ 4 7 = 25 14 × 49 30 = 1 7 ×7-1 =

直接写出得数． 28÷ 4 7 = 25 14 × 49 30 = 1 7 ×7-1 = 7 8 × 4 7 = 6÷ 3 5 = ( 1 8 + 1 4 )×24 =

Answer 1

28÷ 4 7 =49； 25 14 × 49 30 = 35 12 ； 1 7 ×7-1 =0 7 8 × 4 7 = 1 2 ； 6÷ 3 5 =10； ( 1 8 + 1 4 )×24 =9．