5.5-4.7= 6.6+2.6= 6.4-2.8= 1-0.5=

836÷4=

0.3+0.6=1.5+0.9= 3.2-1.5=

5.3+2.7= 120×4= 8+2.18= 2.7+2.3=

10.8-2.8=

7.2-3.2=

79÷5=

14.6+16.74=

10.7-2.8= 15.15-8.8=1-0.3= 52×30=

4.8+7.7=

5-1.8=

12.45+3.6=9.4+6.42=

407÷7= 27×16＝ 39×66＝ 17×51＝

43×22=

406÷6=

175÷5=

460÷8=