问题
解答题
直接写得数.
|
答案
①8.1+
=8.35;②72÷0.4=180;③412-198=214;④0.5-1 4
+0.5-1 5
=0.6; ⑤(1 5
+1 4
)×24=14;1 3
⑥1-
+2 5
=13 5
;⑦1÷1 5
×3 2
=2 3
;⑧1÷4 9
×1÷3 4
=3 4
;⑨1.25×8=10; ⑩9-0.9=8.1.16 9
直接写得数.
|
①8.1+
=8.35;②72÷0.4=180;③412-198=214;④0.5-1 4
+0.5-1 5
=0.6; ⑤(1 5
+1 4
)×24=14;1 3
⑥1-
+2 5
=13 5
;⑦1÷1 5
×3 2
=2 3
;⑧1÷4 9
×1÷3 4
=3 4
;⑨1.25×8=10; ⑩9-0.9=8.1.16 9