要想学好一门课就必须大量反复地做题，为此，小编为大家整理了这篇一年级下册数学乘减同步检测题，以供大家参考!
9×4-27= 2×6-4= 7×1-6= 2×7-6=
6×2+20= 4×6+48= 6×8-24= 12-8+59=
7×2-7= 9×9-66= 3×9+13= 89-16-5=
9×1-3= 3×5+46= 7×6-25= 69-56+49=
35-5×2= 2+9×9= 1×5+67= 61-41-18=
7×8+45= 3×6-7= 5×5-17= 6×4+34=
30+59-53= 47-16-22= 4×7+21= 89-35+31=