《2025年开学了口算笔算天天练三年级数学上册人教版》

66 + 34 =
500 - 120 =
204 × 3 =
800 × 2 =
82 × 4 =
105 × 4 =
56 + 70 =
170 × 3 =
5 × 80 =
44 × 4 =
210 × 3 =
212 × 4 =
在〇里填上“＞”“＜”或“=”。
$\frac{1}{8}$〇$\frac{1}{3}$
$\frac{4}{10}$〇$\frac{3}{10}$
$\frac{4}{6}$〇$\frac{5}{6}$
$\frac{1}{6}$〇$\frac{1}{7}$
$\frac{4}{5}$〇$\frac{3}{5}$
$\frac{1}{10}$〇$\frac{1}{9}$
$\frac{5}{8}$〇$\frac{3}{8}$
$\frac{9}{10}$〇$\frac{7}{10}$

答案： 100 380 612 1600 328 420 126 510 400 176 630 848 ＜ ＞ ＜ ＞ ＞ ＜ ＜ ＞

743 - 565 =
$\begin{array}{r} \underline{\quad\quad}\\ -\underline{\quad\quad}\\ \hline \end{array}\underline{\quad\quad}\\ \hline $
328 + 412 =
$\begin{array}{r} \underline{\quad\quad}\\ +\underline{\quad\quad}\\ \hline \end{array}\underline{\quad\quad}\\ \hline $
79 × 8 =
$\begin{array}{r} \underline{\quad\quad}\\ ×\underline{\quad\quad}\\ \hline \end{array}\underline{\quad\quad}\\ \hline $
209 × 7 =
$\begin{array}{r} \underline{\quad\quad}\\ ×\underline{\quad\quad}\\ \hline \end{array}\underline{\quad\quad}\\ \hline $
643 × 4 =
$\begin{array}{r} \underline{\quad\quad}\\ ×\underline{\quad\quad}\\ \hline \end{array}\underline{\quad\quad}\\ \hline $
440 × 6 =
$\begin{array}{r} \underline{\quad\quad}\\ ×\underline{\quad\quad}\\ \hline \end{array}\underline{\quad\quad}\\ \hline $
300 - 106 × 2
= $\underline{\quad\quad}$ - $\underline{\quad\quad}$
= $\underline{\quad\quad}$
(598 - 436) × 5
= $\underline{\quad\quad}$ × $\underline{\quad\quad}$
= $\underline{\quad\quad}$
56 + (842 - 632)
= $\underline{\quad\quad}$ + $\underline{\quad\quad}$
= $\underline{\quad\quad}$
建议用时8分钟
实际用时$\underline{\quad\quad}$分钟
做对$\underline{\quad\quad}$题/共29题
评价$\underline{\quad\quad}$

答案： 178 740 632 1463 2572 2640 88 810 266