①9.32-2.5+5.32
②60.8-7.39-12.61
③24×15+500÷25
④67×26-26×62
335+264+236 26+(258+74)
162+126 +338+74 189+(135+211)+165
205×4=
80×90=
20×330=
450÷5=
210×12=
660÷3=
65×20=
15×9=
12×400=
42×400=
101×90=
70÷14=
40.1-10.25= 0.82×0.03=
3.2×1.05= 7.2×3.4=
①6.5×0.7+3.5×0.7
②145×9+145
③126.5﹣4.21﹣5.79
④4.85×9.9
1×5+4=3×3
2×6+4=4×4
3×7+4=5×5
10×14+4=×
×+4=20×20