44×20=
60×31=
50×40=
17×30=
800÷4=
180÷9=
360÷3=
735÷7=
0.6+0.3=
0.6+0.8=
5.6+2.4=
26+4.4=
0.6-0.3=
1-0.8=
7.7-2.2=
6.1-3.3=
150÷3=
808÷4=
999÷9=
0÷145=
0× 382 =
2400÷8=
811÷9≈
243÷6≈
721÷ 8≈
478÷ 6≈
358÷9≈
183÷2≈
13×2= 40×50= 220×4= 0÷4=
900÷3= 960÷8= 560÷8= 320÷5=
0.8+0.7= 4.1-1.7= 28÷7= 84-65=
14×50= 69÷3= 30×60= 5600÷8=
4.3+2.8= 540÷9= 16×50= 287÷9≈
6.7-5.9= 4800÷8 = 40×50= 48×51≈