144÷3.6+2.72 156÷0. 13÷ 1.2 14.82÷9.88—0.87 34.96÷2.3×0.25

7.5×0.8 1.6×3.9× 1.25 35.72÷0.047÷0.32

3.6÷ 10. 1 0. 138×6.4÷0. 12 1÷0.25×( 1.28÷3.2)

4.87×2.34+48.7×0.266

2.5×7. 1×4 16. 12×99+ 16. 12 5.2×0.9+

7.28×99+7.28 4.3×50×0.2 64-2.6

26× 15.7+ 15.7×24 (2.275 +0.625)×0.28 3.94+34.3×0.2

1.2×(9.6÷2.4)÷4.8 8.9× 1. 1×4.7 2.7×5.4×3.9 3.6×9.85-5.46

8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+ 1.

32+4.9-0.9 4.8-4.8×0.5 ( 1.25-0. 125

4.8× 100. 1 56.5×99+56.5 7.09× 10.8-0

4.85 + 0.35 ÷ 1.4 8.7 × 17.4 - 8.7 × 7.4 12.5×0.4×2.5×8

0.87×3. 16+4.64 9.5× 10 1 0.68 ÷(5.2 -3.5)× 1.25

40.5 ÷ 0.8 1 × 0. 18 4.8 ×( 15 ÷ 2.4

6.8 1+6.8 1×99 0.25× 185×40 4.4×0.8-3.4×

(9.37+9.37+9.37+9.37)× 2.5 2.37×6.3+2.37×3.7

2.5× 1.25×0.32 3.8× 10. 1 2.5×(3.8×0.04) 7.69× 10 1

3.8× 10. 1 0.25×39+0.25 0. 125×72 46×0.33+54×0.

(8×5.27) × 1.25 6.8 1+6.8 1×99

6.8×0.75÷0.5 3.75÷0. 125–2.75